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• Has anyone heard this new tube? - mraudio 13:05:54 09/05/23 (8)
  • Sometimes a good joke comes to you when it's nowhere near April Fools [nt] - Simon Templar 19:02:30 09/23/23 (0)
  • RE: Has anyone heard this new tube? - h00hbt 08:46:03 09/14/23 (0)
  • RE: Has anyone heard this new tube? - Nunki 11:27:52 09/08/23 (0)
  • RE: Has anyone heard this new tube? - Ivan303 14:10:10 09/05/23 (1)
    • RE: Has anyone heard this new tube? - 6bq5 14:27:32 09/05/23 (0)
  • that is not a tube. it is a class d amp in a jar. (nt) - Chip647 13:16:36 09/05/23 (2)
    • Correct - "retains its 800KHz operating frequency" (NT) - Triode_Kingdom 18:09:01 09/05/23 (0)
    • +1 (nt) - Byrd69 16:27:37 09/05/23 (0)
• Conrad Johnson PV-10B: Stock Replacement Volume Pot Confirmation - tvr2500m 11:08:55 09/05/23 (8)
  • RE: Conrad Johnson PV-10B: Stock Replacement Volume Pot Confirmation - tvr2500m 14:21:17 09/14/23 (1)
    • RE: Conrad Johnson PV-10B: Stock Replacement Volume Pot Confirmation - Joe Appierto 14:59:45 09/14/23 (0)
  • RE: Conrad Johnson PV-10B: Stock Replacement Volume Pot Confirmation - tvr2500m 11:42:10 09/07/23 (2)
    • RE: Conrad Johnson PV-10B: Stock Replacement Volume Pot Confirmation - Jonesy 20:26:09 09/07/23 (1)
      • RE: Conrad Johnson PV-10B: Stock Replacement Volume Pot Confirmation - tvr2500m 19:25:06 09/09/23 (0)
  • RE: Conrad Johnson PV-10B: Stock Replacement Volume Pot Confirmation - Joe Appierto 17:11:31 09/05/23 (2)
    • RE: Conrad Johnson PV-10B: Stock Replacement Volume Pot Confirmation - tvr2500m 11:33:51 09/07/23 (1)
      • You're welcome - Joe Appierto 13:02:49 09/07/23 (0)
• Tube identification challenge - edwardceja83@gmail.com 21:01:27 09/03/23 (3)
  • RE: Tube identification challenge - dericmc@live.com 13:10:32 10/21/23 (0)
  • RE: Tube identification challenge - edwardceja83@gmail.com 21:02:44 09/03/23 (1)
    • RE: Tube identification challenge - Mendel 18:16:06 09/28/23 (0)
• Does Russia still make and export tubes? - Jay Buridan 22:37:37 08/24/23 (11)
  • RE: Does Russia still make and export tubes? - triode3 03:44:24 08/25/23 (10)
    • If they do export, I won't buy them. - garymuffley 09:25:24 08/25/23 (9)
      • I support that notion, but... - Victor Khomenko 05:49:34 08/31/23 (0)
      • RE: If they do export, I won't buy them. - Triode_Kingdom 11:10:55 08/26/23 (6)
        • RE: If they do export, I won't buy them. - Freo-1 13:54:35 10/31/23 (0)
        • RE: If they do export, I won't buy them. - Mendel 19:28:56 08/26/23 (4)
          • That's good to hear! - Triode_Kingdom 21:33:26 08/26/23 (3)
            • RE: That's good to hear! - Mendel 21:01:04 08/27/23 (2)
              • RE: That's good to hear! ?? - JoeKool 13:41:34 10/28/23 (1)
                • RE: That's NOT good to hear! - Mendel 14:06:29 10/28/23 (0)
      • RE: If they do export, I won't buy them., there is always JJ - triode3 15:06:37 08/25/23 (0)
• EL84 Type Question - Joe Backer 12:16:51 08/23/23 (5)
  • RE: EL84 Type Question - opalize 09:51:07 08/24/23 (2)
    • RE: EL84 Type Question - Joe Backer 19:53:07 08/24/23 (1)
      • Nice Score! (nt) RE: EL84 Type Question - opalize 19:56:09 08/24/23 (0)
  • Got a pic? nt - Sondek 08:58:37 08/24/23 (0)
  • RE: EL84 Type Question - Tom Bavis 16:07:04 08/23/23 (0)
• THANK YOU ! ! - The Bored 08:28:37 08/21/23 (0)
• AT7 tube recommended - dgaapc7 17:39:34 08/19/23 (22)
  • RE: AT7 tube recommended - dericmc@live.com 22:54:24 10/31/23 (1)
    • RE: AT7 tube recommended - MP62 21:02:08 11/11/23 (0)
  • FWIW... - Rod M 18:01:16 08/21/23 (6)
    • RE: Curious - Steve O 04:17:29 08/22/23 (5)
      • RE: Curious - Rod M 06:44:07 08/22/23 (0)
      • RE: Curious - dgaapc7 05:53:54 08/22/23 (3)
        • RE: Curious - Rod M 06:47:54 08/22/23 (2)
          • RE: Curious - Tre' 16:40:20 09/03/23 (1)
            • I had no idea, the new ones are a completely different circuit. - Tre' 16:42:35 09/03/23 (0)
  • RE: AT7 tube recommended - mraudio 17:56:42 08/19/23 (12)
    • RE: AT7 tube recommended - dgaapc7 18:22:37 08/19/23 (11)
      • RE: AT7 tube recommended - sony6060 03:36:15 08/20/23 (10)
        • RE: AT7 tube recommended - dgaapc7 08:07:17 08/20/23 (8)
          • RE: AT7 tube recommended - sony6060 05:00:03 08/21/23 (7)
            • RE: AT7 tube recommended - dgaapc7 06:01:04 08/22/23 (6)
              • RE: AT7 tube recommended - sony6060 07:22:09 08/22/23 (5)
                • RE: AT7 tube recommended - dgaapc7 18:05:42 08/22/23 (0)
                • RE: AT7 tube recommended - Nunki 11:33:39 08/22/23 (3)
                  • RE: AT7 tube recommended - dgaapc7 09:15:26 08/24/23 (2)
                    • RE: AT7 tube recommended - kkak66 12:05:43 08/24/23 (1)
                      • RE: AT7 tube recommended - dgaapc7 15:12:15 08/24/23 (0)
        • NOS 12AZ7 is also a decent choice - Steve O 05:11:28 08/20/23 (0)
• Do 6CG7s interchange with anything? - immatthewj 18:37:27 08/15/23 (7)
  • RE: Do 6CG7s interchange with anything? - Sondek 08:23:24 08/16/23 (0)
  • RE: Do 6CG7s interchange with anything? - Tre' 19:28:12 08/15/23 (5)
    • RE: Do 6CG7s interchange with anything? - immatthewj 20:11:56 08/15/23 (4)
      • RE: Do 6CG7s interchange with anything? - Triode_Kingdom 07:43:58 08/16/23 (0)
      • RE: Do 6CG7s interchange with anything? - sony6060 03:06:51 08/16/23 (1)
        • Stick to 6SN7s - andy evans 14:26:22 08/18/23 (0)
      • RE: Do 6CG7s interchange with anything? - sony6060 03:04:25 08/16/23 (0)
• Brimar 12BH7 tubes - Akolegov88 17:26:47 08/15/23 (3)
  • RE: Brimar 12BH7 tubes - Des 19:51:18 08/16/23 (0)
  • RE: Brimar 12BH7 tubes - sony6060 03:10:30 08/16/23 (1)
    • RE: Brimar 12BH7 tubes - Akolegov88 03:19:51 08/16/23 (0)
• Cayin TA-30 - hifinutt 17:48:07 08/14/23 (2)
  • RE: Cayin TA-30 - el34eh@yahoo.com 10:54:26 08/18/23 (0)
  • RE: Cayin TA-30 - 6bq5 19:14:45 08/14/23 (0)
• Are these real fat base Mullards? - Pabloaguas 20:10:17 08/13/23 (8)
  • RE: Are these real fat base Mullards? - Pabloaguas 17:26:13 08/21/23 (0)
  • RE: Are these real fat base Mullards? - The Dill 05:51:50 08/18/23 (0)
  • RE: Are these real fat base Mullards? - dadbar 20:10:39 08/17/23 (0)
  • RE: Are these real fat base Mullards? - ytbadak@gmail.com 14:59:35 08/17/23 (0)
  • RE: Are these real fat base Mullards? - ytbadak@gmail.com 14:05:45 08/17/23 (0)
  • Brand new with white boxes? - Rod M 13:18:13 08/14/23 (1)
    • Agreed on "pass". - Mick Wolfe 14:00:37 08/14/23 (0)
  • RE: Are these real fat base Mullards? - Triode_Kingdom 21:11:41 08/13/23 (0)
• 12SN7 vs. 6BL7 - Freo-1 08:19:01 08/13/23 (14)
  • RE: 12SN7 vs. 6BL7 - Tre' 06:56:31 08/14/23 (1)
    • RE: 12SN7 vs. 6BL7 - Freo-1 06:59:56 08/14/23 (0)
  • RE: 12SN7 vs. 6BL7 - Triode_Kingdom 21:16:13 08/13/23 (9)
    • RE: 12SN7 vs. 6BL7 - Freo-1 06:14:58 08/14/23 (8)
      • Measurements or it didn't happen... - Triode_Kingdom 14:21:02 08/14/23 (7)
        • Can't ask the circuit designer.. - Freo-1 15:00:46 08/14/23 (6)
          • RE: Can't ask the circuit designer.. - Triode_Kingdom 19:19:06 08/14/23 (5)
            • RE: Can't ask the circuit designer.. - sony6060 08:01:47 08/15/23 (4)
              • 6bl7 - Tre' 13:51:01 08/16/23 (0)
              • RE: Can't ask the circuit designer.. - Tre' 13:42:14 08/16/23 (2)
                • RE: Can't ask the circuit designer.. - sony6060 02:53:21 08/17/23 (1)
                  • RE: Can't ask the circuit designer.. - Tre' 12:24:19 08/18/23 (0)
  • RE: 12SN7 vs. 6BL7 - Palustris 09:23:50 08/13/23 (1)
    • RE: 12SN7 vs. 6BL7 - Freo-1 09:37:11 08/13/23 (0)
• Which tube among suitable for linestage? - Tube747 15:14:41 08/10/23 (11)
  • None of these- if you want high performance, start with a triode nt - Ralph 08:57:59 08/11/23 (0)
  • may be parallel 6n1p, transformer couple - bouncy ball 08:27:30 08/11/23 (3)
    • A DHT or 6AH4 - andy evans 02:03:50 08/12/23 (2)
      • RE: A DHT or 6AH4 - Freo-1 07:55:12 08/13/23 (1)
        • RE: A DHT or 6AH4 - Salectric 09:28:18 08/20/23 (0)
  • RE: Which tube among suitable for linestage? - Triode_Kingdom 06:11:25 08/11/23 (5)
    • RE: Which tube among suitable for linestage? - Tube747 07:14:43 08/11/23 (4)
      • RE: Which tube among suitable for linestage? - Palustris 08:00:27 08/11/23 (3)
        • RE: Which tube among suitable for linestage? - Tube747 11:05:03 08/11/23 (2)
          • RE: Which tube among suitable for linestage? - Palustris 10:19:36 08/12/23 (0)
          • 15X is too much gain (nt) - Triode_Kingdom 12:05:52 08/11/23 (0)
• Anybody ever saw Sylvania branded We300B ? - Wojciech 13:41:33 08/10/23 (4)
  • Can you post a picture. I'd like to see it. Thanks - Tre' 18:45:02 08/10/23 (3)
    • RE: Can you post a picture. I'd like to see it. Thanks - Wojciech 20:44:40 08/10/23 (2)
      • I have never seen one of those before. - Tre' 08:22:02 08/11/23 (1)
        • Sadly, I can't afford to collect WE300B tubes - Wojciech 08:45:09 08/11/23 (0)
• Audio Note/Western E/Psvane - Elixir63 10:05:58 08/10/23 (3)
  • RE: Audio Note/Western E/Psvane - dericmc@live.com 22:45:59 10/31/23 (0)
  • RE: Audio Note/Western E/Psvane - MP62 13:02:15 10/26/23 (0)
  • RE: Audio Note/Western E/Psvane - Elixir63 19:18:16 09/25/23 (0)
• tKP code on old Siemens ECC83 - AndrewEuphonicReview 09:44:20 08/10/23 (1)
  • RE: tKP code on old Siemens ECC83 - AndrewEuphonicReview 09:45:06 08/10/23 (0)
• Ei 6L6GC tube - smype 08:44:39 08/10/23 (4)
  • RE: Ei 6L6GC tube - 6bq5 09:20:47 08/10/23 (3)
    • RE: Ei 6L6GC tube - smype 10:05:00 08/10/23 (2)
      • RE: Ei 6L6GC tube - 6bq5 10:22:40 08/10/23 (1)
        • RE: Ei 6L6GC tube - smype 10:36:28 08/10/23 (0)
• Recommended bias for KT120's... - tube Tom 15:22:10 08/04/23 (5)
  • RE: Recommended bias for KT120's... - tube Tom 21:43:50 08/05/23 (2)
    • RE: Recommended bias for KT120's... - 6bq5 12:57:40 08/07/23 (0)
    • RE: Recommended bias for KT120's... - sony6060 14:48:21 08/06/23 (0)
  • RE: Recommended bias for KT120's... - 6bq5 16:56:41 08/05/23 (1)
    • +1 nt - Tre' 20:35:27 08/05/23 (0)
• Massive crack pipe collection - timoteus 16:43:20 07/31/23 (10)
  • RE: Massive crack pipe collection - Uncle Mike 03:51:31 08/04/23 (0)
  • Truly outstanding, interesting and impressive collection and just so, so damn... - musetap 14:46:33 08/03/23 (0)
  • Very interesting collection - Larry I 08:06:08 08/02/23 (3)
    • RE: Very interesting collection - sony6060 05:00:41 08/03/23 (2)
      • True that, many of them look more like... - musetap 16:17:05 08/03/23 (0)
      • RE: Very interesting collection - Larry I 08:23:30 08/03/23 (0)
  • Another interesting link - Electronics magazine - Byrd69 18:09:13 08/01/23 (0)
  • RE: Massive crack pipe collection - 6bq5 09:32:35 08/01/23 (0)
  • Holy Toledo! That's a fun link! - Sondek 16:56:00 07/31/23 (1)
    • RE: Holy Toledo! That's a fun link! - timoteus 17:21:07 07/31/23 (0)
• EC8020 - ltman 06:52:31 07/28/23 (4)
  • RE: EC8020 - Triode_Kingdom 14:21:34 07/28/23 (3)
    • RE: EC8020 - ltman 14:25:52 07/28/23 (2)
      • RE: EC8020 - dave slagle 05:01:40 07/29/23 (1)
        • NOT a Vacuum Tube - Triode_Kingdom 08:24:05 07/29/23 (0)
• RE: Who likes Altec Valencias? - catbert242000@yahoo.com 09:56:32 07/25/23 (4)
  • If you're giving them away , I'm not interested ....:) - Wojciech 09:12:23 08/11/23 (0)
  • Who does not ?? - Alpha Al 16:45:52 07/25/23 (0)
  • I have a pair upstairs, so YEA - Story 15:22:35 07/25/23 (0)
  • ? - Tre' 15:14:55 07/25/23 (0)
• GZ34/5AR4 types including Russian 5C4M - andy evans 02:12:20 07/20/23 (2)
  • RE: GZ34/5AR4 types including Russian 5C4M - sony6060 04:41:52 07/21/23 (1)
    • RE: GZ34/5AR4 types including Russian 5C4M - lutesj 03:59:27 09/22/23 (0)
• What is harder on tubes? Turning it on and then off after 1 hour of listening - PhilJ 21:04:27 07/17/23 (22)
  • for 1 hour, leave on; for 2+ hours, turn off YMMV (nt) - Bill Way 09:36:46 07/21/23 (3)
    • Sums it up nicely. nt - Victor Khomenko 14:58:54 08/04/23 (2)
      • RE: Sums it up nicely. nt - 7868 18:41:29 08/18/23 (1)
        • RE: Sums it up nicely. nt - immatthewj 12:09:54 08/19/23 (0)
  • Thank you all! - PhilJ 18:21:32 07/18/23 (0)
  • RE: What is harder on tubes? Turning it on and then off after 1 hour of listening - Byrd69 09:27:16 07/18/23 (0)
  • RE: What is harder on tubes? Turning it on and then off after 1 hour of listening - Sondek 09:23:14 07/18/23 (14)
    • I appreciate your answer thanks - PhilJ 18:22:48 07/18/23 (13)
      • RE: I appreciate your answer thanks - Sondek 18:38:55 07/18/23 (12)
        • RE: I appreciate your answer thanks - StevieRay 20:32:29 07/20/23 (7)
          • RE: I appreciate your answer thanks - Sondek 13:34:46 07/21/23 (1)
            • I've read good things about the PSBs but never heard them. Enjoy. - PhilJ 11:47:55 07/22/23 (0)
          • RE: I appreciate your answer thanks - sony6060 04:39:16 07/21/23 (4)
            • RE: I appreciate your answer thanks - Sondek 06:24:11 07/21/23 (3)
              • RE: I appreciate your answer thanks - sony6060 06:31:42 07/21/23 (2)
                • RE: I appreciate your answer thanks - Sondek 06:34:19 07/21/23 (1)
                  • I agree with Sondek - full voltage at turn on will further reduce lifetime and - Story 07:28:07 07/21/23 (0)
        • Zu Dirty Weekends a match made in audio heaven (so far) I have only had the amp 2 weeks so, time will tell. nt - PhilJ 20:04:51 07/18/23 (3)
          • RE: Zu Dirty Weekends a match made in audio heaven (so far) I have only had the amp 2 weeks so, time will tell. nt - Sondek 14:06:54 07/19/23 (0)
          • RE: Zu Dirty Weekends a match made in audio heaven (so far) I have only had the amp 2 weeks so, time will tell. nt - Mick Wolfe 07:20:29 07/19/23 (1)
            • I got the Jupiter cap upgrade and glad I did it is seamless - PhilJ 05:42:04 07/22/23 (0)
  • RE: What is harder on tubes? Turning it on and then off after 1 hour of listening - Hornlover 08:08:19 07/18/23 (0)
• Testing an EL509S on a Hickock 6000A - dadnick 06:16:33 07/17/23 (1)
  • Re: Hickok 6000A - Byrd69 11:58:08 07/17/23 (0)
• Question about tube amplifiers - jedrider 07:34:41 07/16/23 (4)
  • RE: Question about tube amplifiers - 6bq5 11:09:02 07/17/23 (0)
  • RE: Question about tube amplifiers - Tre' 08:11:43 07/17/23 (0)
  • RE: Question about tube amplifiers - sony6060 09:12:23 07/16/23 (1)
    • RE: Question about tube amplifiers - Jack G 04:37:49 07/18/23 (0)
• Jolida JD-9 phono preamp - posaune32foot@gmail.com 13:38:00 07/10/23 (14)
  • I did a repair once on a Jolida JD-9 - Story 05:48:37 07/13/23 (2)
    • RE: I did a repair once on a Jolida JD-9 - sony6060 06:52:42 07/13/23 (1)
      • RE: I did a repair once on a Jolida JD-9 - Nunki 11:05:48 07/14/23 (0)
  • RE: Jolida JD-9 phono preamp - The Dill 05:24:28 07/13/23 (0)
  • RE: Jolida JD-9 phono preamp - Palustris 07:24:39 07/12/23 (1)
    • RE: Jolida JD-9 phono preamp - Triode_Kingdom 16:18:48 07/12/23 (0)
  • The gain stages in the Jolida are ICs - garymuffley 16:54:21 07/11/23 (2)
    • "all the amplification is done by ICs" Almost true - Tre' 21:21:41 07/11/23 (0)
    • RE: The gain stages in the Jolida are ICs - Triode_Kingdom 20:30:59 07/11/23 (0)
  • RE: Jolida JD-9 phono preamp - Sondek 10:13:12 07/11/23 (1)
    • RE: Jolida JD-9 phono preamp - mraudio 10:49:19 07/11/23 (0)
  • RE: Jolida JD-9 phono preamp - 6bq5 19:45:29 07/10/23 (0)
  • RE: Jolida JD-9 phono preamp - mraudio 17:24:07 07/10/23 (0)
  • RE: Jolida JD-9 phono preamp - dean_martin 14:17:41 07/10/23 (0)
• Tube testers - fredtr 12:27:49 07/08/23 (2)
  • RE: Tube testers - 6bq5 19:46:45 07/10/23 (0)
  • RE: Tube testers - The Dill 05:20:10 07/09/23 (0)
• Oops...time to change that tube - Byrd69 16:25:19 06/25/23 (38)
  • Funny but...-...-. - Mendel 09:15:36 07/08/23 (2)
    • Unexpected longevity - Byrd69 08:40:55 07/09/23 (1)
      • RE: Unexpected longevity - Triode_Kingdom 13:03:27 07/09/23 (0)
  • RE: Oops...time to change that tube - hahax@verizon.net 20:53:17 06/30/23 (0)
  • About every five years - E-Stat 05:16:37 06/30/23 (0)
  • Kt 90 imploded on me in ARC D76 - Wojciech 04:58:34 06/29/23 (0)
  • Nothing lasts forever - Jack G 04:28:02 06/29/23 (1)
    • Not even Jack G... - Ivan303 12:04:55 07/01/23 (0)
  • RE: Oops...time to change that tube - immatthewj 19:29:42 06/28/23 (15)
    • I dropped one out of four 7591 Fisher labeled tubes while walking across - alaskahiatt 12:43:04 06/29/23 (12)
      • RE: I left a project amp on the floor, came home to daughter's puppy carrying around a 45 tube - Oldbean2 11:48:46 07/05/23 (1)
        • RE: I left a project amp on the floor, came home to daughter's puppy carrying around a 45 tube - immatthewj 15:19:04 07/07/23 (0)
      • Don't feel so bad pt. 2 - Byrd69 11:48:51 07/01/23 (0)
      • Don't feel so bad. - Byrd69 16:05:16 06/29/23 (1)
        • Ooof! I can feel that one. Friendship put to the test. nt - alaskahiatt 22:32:15 06/29/23 (0)
      • RE: I dropped one out of four 7591 Fisher labeled tubes while walking across - immatthewj 13:56:41 06/29/23 (6)
        • It wasn't the sound I was worried about. I just thought it would be nice - alaskahiatt 22:55:24 06/29/23 (0)
        • That's NOTHING ! I took two NoS Fisher branded Mullard GZ34 out of the boxes - Wojciech 14:11:11 06/29/23 (4)
          • Personal handling mistakes are the worst, and they happen so fast. nt - alaskahiatt 22:30:06 06/29/23 (3)
            • , and they happen so fast....but in slow motion. ( nt ) - Byrd69 11:54:12 07/01/23 (2)
              • Hahahaha. That same feeling happened when I slid off a small cliff in the winter. nt - alaskahiatt 15:50:45 07/01/23 (1)
                • You didn't want to do that. (Harry Enfield) (nt) - Byrd69 06:33:39 07/02/23 (0)
    • RE: Oops...time to change that tube - Cpwill 10:31:44 06/29/23 (1)
      • RE: Oops...time to change that tube - immatthewj 10:39:01 06/29/23 (0)
  • Only one real failure in well over 20 years.... - Rod M 19:04:56 06/28/23 (0)
  • RE: Oops...time to change that tube - immatthewj 20:12:34 06/27/23 (6)
    • Oy vey! - Sondek 07:06:54 06/28/23 (3)
      • RE: Oy vey! - immatthewj 14:18:21 06/28/23 (1)
        • RE: Oy vey! - Sondek 17:06:09 06/28/23 (0)
      • Hee Haw!! - immatthewj 14:05:55 06/28/23 (0)
    • RE: Oops...time to change that tube - pictureguy 21:27:22 06/27/23 (1)
      • RE: Oops...time to change that tube - immatthewj 13:45:44 06/28/23 (0)
  • I Want to Say "Seldom" but Don't Want to Jinx Things. Oh $#@! (nt) - Jonesy 13:49:57 06/27/23 (0)
  • Very seldom - Triode_Kingdom 15:04:40 06/26/23 (2)
    • RE: Very seldom - sony6060 20:11:33 06/26/23 (1)
      • The New JJ GZ34 sucks! - Cougar 21:46:27 06/30/23 (0)
  • About the same for me. - Sondek 18:49:17 06/25/23 (1)
    • These bit the dust - Byrd69 14:06:44 06/27/23 (0)
• The old "identify these tubes" game - ltman 12:34:57 06/25/23 (7)
  • RE: The old "identify these tubes" game - Tre' 19:55:45 06/25/23 (0)
  • RE: The old "identify these tubes" game - Byrd69 16:58:42 06/25/23 (1)
    • Good guess... - Rod M 19:07:27 06/28/23 (0)
  • RE: The old "identify these tubes" game - The Dill 13:39:53 06/25/23 (3)
    • RE: The old "identify these tubes" game - ltman 19:32:31 06/25/23 (2)
      • RE: The old "identify these tubes" game - Brandtacious 17:11:49 06/30/23 (0)
      • RE: The old "identify these tubes" game - The Dill 05:23:03 06/26/23 (0)
• Correct settings for the 300B when testing with the Hickok 539C? - John PA 15:19:58 06/24/23 (6)
  • What tube testers do you not have? nt ;^) - alaskahiatt 10:29:33 06/28/23 (2)
    • Many. lol What I would like is one that will . . - John PA 09:45:40 07/02/23 (1)
      • Daniel Nelson is a terrific guy to work with. He completely overhauled - alaskahiatt 12:19:04 07/02/23 (0)
  • RE: Correct settings for the 300B when testing with the Hickok 539C? - Tre' 06:26:12 06/25/23 (2)
    • Thank you . . - John PA 09:57:23 06/25/23 (0)
    • I have a couple of TV7s. . - John PA 09:52:48 06/25/23 (0)
• JoLida 811A Tube Info - joe_word@yahoo.com 06:55:51 06/05/23 (6)
  • RE: JoLida 811A Tube Info - Mick Wolfe 08:26:46 06/05/23 (5)
    • RE: JoLida 811A Tube Info - sony6060 06:57:52 06/08/23 (4)
      • RE: JoLida 811A Tube Info - Triode_Kingdom 07:43:45 06/08/23 (3)
        • RE: JoLida 811A Tube Info - sony6060 03:04:58 06/09/23 (1)
          • RE: JoLida 811A Tube Info - sony6060 03:08:21 06/09/23 (0)
        • RE: JoLida 811A Tube Info - Mick Wolfe 09:38:27 06/08/23 (0)
• 12bh7 darkish tonal character recommendations - Andycsb2006 00:14:18 06/05/23 (9)
  • RE: 12bh7 darkish tonal character recommendations - el34eh@yahoo.com 12:55:21 06/17/23 (0)
  • RE: 12bh7 darkish tonal character recommendations - Andycsb2006 00:38:42 06/17/23 (0)
  • RE: 12bh7 darkish tonal character recommendations - Klipscher 21:09:41 06/12/23 (5)
    • RE: 12bh7 darkish tonal character recommendations - mg16 07:28:15 06/13/23 (0)
    • RE: 12bh7 darkish tonal character recommendations - sony6060 06:53:49 06/13/23 (3)
      • RE: 12bh7 darkish tonal character recommendations - Klipscher 18:34:54 06/13/23 (0)
      • RE: 12bh7 darkish tonal character recommendations - Klipscher 18:20:30 06/13/23 (1)
        • RE: 12bh7 darkish tonal character recommendations - Tre' 19:02:49 06/19/23 (0)
  • RE: 12bh7 darkish tonal character recommendations - tube Tom 22:42:13 06/05/23 (0)
• Dynaco MKIII with EL156 - SuperB 06:39:56 06/02/23 (3)
  • Telefunken or chinese El156? - Chip647 07:10:00 06/02/23 (2)
    • RE: Telefunken or chinese El156? - SuperB 07:50:16 06/02/23 (1)
      • RE: Telefunken or chinese El156? - sony6060 06:18:59 06/03/23 (0)
• Biasing - itolduso1000timesb4 04:22:13 05/31/23 (3)
  • RE: Biasing - 6bq5 13:09:10 06/01/23 (0)
  • RE: Biasing - Tom Bavis 07:52:35 06/01/23 (0)
  • RE: Biasi - Ian L 06:32:02 05/31/23 (0)
• Any Info/Opinions on Realistic 7591A Tubes? - AA6U 23:27:55 05/28/23 (9)
  • RE: Any Info/Opinions on Realistic 7591A Tubes? - AA6U 07:44:58 05/29/23 (7)
    • RE: Any Info/Opinions on Realistic 7591A Tubes? - Triode_Kingdom 14:51:34 05/29/23 (6)
      • RE: Any Info/Opinions on Realistic 7591A Tubes? - AA6U 17:38:32 05/29/23 (5)
        • RE: Any Info/Opinions on Realistic 7591A Tubes? - Triode_Kingdom 21:00:07 05/29/23 (4)
          • RE: Any Info/Opinions on Realistic 7591A Tubes? - AA6U 07:39:08 05/30/23 (3)
            • RE: Any Info/Opinions on Realistic 7591A Tubes? - Triode_Kingdom 09:34:33 05/30/23 (2)
              • RE: Any Info/Opinions on Realistic 7591A Tubes? - Alpha Al 16:45:00 05/30/23 (0)
              • RE: Any Info/Opinions on Realistic 7591A Tubes? - AA6U 10:37:42 05/30/23 (0)
  • RE: Any Info/Opinions on Realistic 7591A Tubes? - Tre' 06:41:31 05/29/23 (0)
• Weird tube noise... - Cougar 18:45:57 05/26/23 (7)
  • RE: Weird tube noise... - Triode_Kingdom 23:10:35 05/26/23 (6)
    • It was the tube. - Cougar 07:22:57 05/27/23 (5)
      • RE: It was the tube. - Triode_Kingdom 18:32:47 05/27/23 (2)
        • At first... - Cougar 18:49:40 05/27/23 (1)
          • RE: At first... - Tre' 16:30:51 05/28/23 (0)
      • RE: It was the tube. - Jim McShane 12:00:17 05/27/23 (1)
        • I did check and... - Cougar 18:52:03 05/27/23 (0)
• Lowering Gain on EAR 834p - SoundMann 15:51:57 05/25/23 (6)
  • RE: Lowering Gain on EAR 834p - SoundMann 22:26:19 05/30/23 (0)
  • RE: Lowering Gain on EAR 834p - tube Tom 20:56:10 05/25/23 (4)
    • RE: Lowering Gain on EAR 834p - SoundMann 23:02:01 05/25/23 (3)
      • 5751 n/t - zelig 04:14:43 05/26/23 (2)
        • Yes, they sound better too. - Jack G 06:42:10 05/26/23 (1)
          • RE: Yes, they sound better too. - SoundMann 09:21:04 05/26/23 (0)
• I have a Fisher X-100C with 7868 power tubes and also have a TV-7 tester. - alaskahiatt 23:09:05 05/17/23 (4)
  • My RCA tube books are all packed up, but further internet searches seem - alaskahiatt 00:26:59 05/18/23 (3)
    • RE: My RCA tube books are all packed up, but further internet searches seem - Jim McShane 12:51:46 05/21/23 (1)
      • Thank you, thank you, thank you. nt - alaskahiatt 15:07:08 05/21/23 (0)
    • That appears to be the case (nt) - Chip647 06:21:36 05/18/23 (0)
• pi filters and choke filters for tube filaments - lotsmorebetter1 16:34:14 05/14/23 (23)
  • A critical inductance choke input filter.... - Tre' 19:02:42 05/14/23 (22)
    • My experience as well! - gusser 15:29:52 05/22/23 (1)
      • "Dirty DC for filaments is worse than AC." Absolutely. nt - Tre' 09:39:25 05/23/23 (0)
    • What size choke are you .. . - John PA 11:59:32 05/15/23 (3)
      • RE: What size choke are you .. . - Tre' 13:18:05 05/15/23 (2)
        • So what you are saying is. . . - John PA 12:20:31 05/17/23 (1)
          • RE: So what you are saying is. . . - Tre' 15:32:29 05/17/23 (0)
    • Agree with Tre - garymuffley 09:20:50 05/15/23 (0)
    • RE: A critical inductance choke input filter.... - lotsmorebetter1 20:36:59 05/14/23 (14)
      • RE: A critical inductance choke input filter.... - Tre' 07:03:00 05/15/23 (13)
        • RE: A critical inductance choke input filter.... - lotsmorebetter1 10:58:20 07/10/23 (6)
          • RE: A critical inductance choke input filter.... - Tre' 06:59:45 07/16/23 (5)
            • RE: A critical inductance choke input filter.... - lotsmorebetter1 09:26:09 07/16/23 (4)
              • RE: A critical inductance choke input filter.... - Tre' 16:09:01 07/25/23 (3)
                • RE: A critical inductance choke input filter.... - lotsmorebetter1 16:15:31 07/25/23 (2)
                  • RE: A critical inductance choke input filter.... - Tre' 16:20:06 07/25/23 (1)
                    • RE: A critical inductance choke input filter.... - lotsmorebetter1 17:02:24 07/25/23 (0)
        • RE: A critical inductance choke input filter.... - Ian L 14:55:29 05/15/23 (0)
        • Have to Disagree - Triode_Kingdom 11:17:16 05/15/23 (4)
          • UltraSonic AC - banpuku 12:43:35 07/10/23 (0)
          • Very interesting! - Salectric 02:06:54 05/18/23 (1)
            • RE: Very interesting! - Triode_Kingdom 08:15:41 05/19/23 (0)
          • RE: Have to Disagree - Tre' 13:41:55 05/15/23 (0)
• How can audio research survive... - itolduso1000timesb4 02:00:01 05/10/23 (14)
  • Why do they have to be Russian? Why not JJ? nt - Sondek 09:03:18 05/13/23 (8)
    • I don't mourn the loss of KT 120s and KT 150s - garymuffley 12:46:10 05/13/23 (5)
      • RE: I don't mourn the loss of KT 120s and KT 150s - Mendel 08:03:04 05/16/23 (0)
      • RE: I don't mourn the loss of KT 120s and KT 150s - Mendel 13:53:59 05/15/23 (0)
      • RE: I don't mourn the loss of KT 120s and KT 150s - hahax@verizon.net 19:54:04 05/13/23 (2)
        • RE: I don't mourn the loss of KT 120s and KT 150s - Sondek 06:36:28 05/14/23 (1)
          • RE: I don't mourn the loss of KT 120s and KT 150s - f1jim@yahoo.com 15:38:33 05/16/23 (0)
    • Only one source - Jack G 12:18:53 05/13/23 (1)
      • RE: Only one source - Sondek 12:27:09 05/13/23 (0)
  • if you need tubes check Guitar Center, Sweetwater, Musicians Friend etc - Story 02:57:14 05/11/23 (4)
    • RE: if you need tubes check Guitar Center, Sweetwater, Musicians Friend etc - Alpha Al 05:59:18 05/11/23 (3)
      • RE: if you need tubes check Guitar Center, Sweetwater, Musicians Friend etc - Jonesy 12:00:32 05/13/23 (2)
        • RE: if you need tubes check Guitar Center, Sweetwater, Musicians Friend etc - Alpha Al 17:05:33 05/13/23 (0)
        • RE: if you need tubes check Guitar Center, Sweetwater, Musicians Friend etc - Story 12:25:32 05/13/23 (0)
• Melody Sp8/3 or whatever they call it - benzrhodium@hotmail.com 19:37:29 05/06/23 (1)
  • RE: Melody Sp8/3 or whatever they call it - Triode_Kingdom 08:46:58 05/07/23 (0)
• 12P17L tubes needed - gilld 15:27:45 05/01/23 (1)
  • RE: 12P17L tubes needed - MP62 16:52:54 07/01/23 (0)
• Boob tube - h00hbt 22:31:46 04/30/23 (0)
• Why don't 12AX7 heaters in Eico HF-85 preamp glow? - Byrd69 07:05:39 04/30/23 (6)
  • RE: Why don't 12AX7 heaters in Eico HF-85 preamp glow? - Tre' 10:28:27 04/30/23 (5)
    • Oops...Eico on my mind - a correction - Byrd69 11:27:01 04/30/23 (4)
      • The PAS runs the 12ax7s on low DC heater voltage (11vdc) and ... - Tre' 12:15:26 04/30/23 (2)
        • RE: The PAS runs the 12ax7s on low DC heater voltage (11vdc) and ... - Byrd69 12:43:52 04/30/23 (1)
          • You're welcome nt - Tre' 13:36:20 04/30/23 (0)
      • RE: Oops...Eico on my mind - a correction - Jonesy 12:07:18 04/30/23 (0)
• Why is there different shunt settings for a rectifier test - Byrd69 06:55:06 04/30/23 (3)
  • RE: Why is there different shunt settings for a rectifier test - Steve O 14:02:11 04/30/23 (1)
    • RE: Why is there different shunt settings for a rectifier test - Tom Bavis 17:41:47 04/30/23 (0)
  • RE: Why is there different shunt settings for a rectifier test - Tre' 12:11:11 04/30/23 (0)
• Sheldon Stokes Dynaco PAS Mod. - mark.korda@myfairpoint.net 06:46:45 04/30/23 (1)
  • RE: Sheldon Stokes Dynaco PAS Mod. - mark.korda@myfairpoint.net 13:14:56 04/30/23 (0)
• symbol - auralthrillsaudio@gmail.com 13:15:45 04/26/23 (2)
  • RE: symbol - Hornlover 08:28:34 04/27/23 (0)
  • RE: symbol - Triode_Kingdom 14:18:31 04/26/23 (0)
• Hickok 600 settings for 6C45 - Armstdav 20:17:52 04/22/23 (1)
  • RE: Hickok 600 settings for 6C45 - Oldbean2 13:30:55 04/25/23 (0)
• Once was lost, now is found... - Ivan303 11:30:05 04/10/23 (4)
  • RE: Once was lost, now is found... - Triode_Kingdom 22:49:52 04/11/23 (1)
    • RE: "quite a nuisance" - Ivan303 06:13:33 04/12/23 (0)
  • RE: Once was lost, now is found... - Tre' 11:57:43 04/10/23 (1)
    • RE: Once was lost, now is found... - Dave Pogue 12:40:01 04/10/23 (0)
• Best 6DJ8/6AS7 combo - SoundMann 13:44:27 04/07/23 (6)
  • RE: Best 6DJ8/6AS7 combo - SoundMann 15:36:02 04/07/23 (5)
    • RE: Best 6DJ8/6AS7 combo - SoundMann 18:20:26 04/07/23 (4)
      • RE: Best 6DJ8/6AS7 combo - MP62 09:33:19 04/09/23 (3)
        • RE: Best 6DJ8/6AS7 combo - SoundMann 18:26:58 04/13/23 (2)
          • RE: Best 6DJ8/6AS7 combo - SoundMann 20:18:19 04/14/23 (1)
            • RE: Best 6DJ8/6AS7 combo - sony6060 07:30:20 04/16/23 (0)
• Smoother tube than RCA 6080? - SoundMann 19:13:56 04/06/23 (16)
  • RE: Smoother tube than RCA 6080? - Ian L 11:26:27 04/09/23 (0)
  • RE: Smoother tube than RCA 6080? - Tre' 08:04:42 04/07/23 (9)
    • RE: Smoother tube than RCA 6080? - SoundMann 11:43:04 04/07/23 (8)
      • RE: Smoother tube than RCA 6080? - Tre' 11:57:34 04/07/23 (7)
        • it is a OTL 6080 headphone amp. - bouncy ball 08:53:03 04/08/23 (0)
        • RE: Smoother tube than RCA 6080? - SoundMann 12:08:02 04/07/23 (5)
          • RE: Smoother tube than RCA 6080? - Tre' 12:15:23 04/07/23 (4)
            • RE: Smoother tube than RCA 6080? - SoundMann 12:18:33 04/07/23 (3)
              • RE: Smoother tube than RCA 6080? - Tre' 12:24:32 04/07/23 (2)
                • RE: Smoother tube than RCA 6080? - SoundMann 12:28:03 04/07/23 (1)
                  • RE: Smoother tube than RCA 6080? - Tre' 14:04:23 04/07/23 (0)
  • RE: Smoother tube than RCA 6080? - SoundMann 21:56:16 04/06/23 (4)
    • RE: Smoother tube than RCA 6080? - SoundMann 22:31:02 04/06/23 (3)
      • RE: Smoother tube than RCA 6080? - Sherlock 21:06:55 04/12/23 (2)
        • RE: Smoother tube than RCA 6080? - SoundMann 15:34:49 04/13/23 (1)
          • RE: Smoother tube than RCA 6080? - SoundMann 15:45:45 04/13/23 (0)
• MOV date and location codes? - isaacc7 21:03:36 04/03/23 (0)
• 12sl7 ID? - isaacc7 21:00:04 04/03/23 (7)
  • RE: 12sl7 ID? - opalize 13:58:03 04/12/23 (3)
    • RE: 12sl7 ID? - isaacc7 13:40:25 04/20/23 (2)
      • RE: 12sl7 ID? - opalize 15:50:46 04/20/23 (1)
        • RE: 12sl7 ID? - isaacc7 18:16:56 04/23/23 (0)
  • RE: 12sl7 ID? - MP62 09:41:36 04/09/23 (1)
    • RE: 12sl7 ID? - isaacc7 13:46:34 04/20/23 (0)
  • Internals from Holland and . . - John PA 09:51:18 04/04/23 (0)
• fixed security (SSL) on my wa2ise.com site - wa2ise 14:37:29 04/02/23 (0)
• tesla manufacture - waterfall 15:43:29 04/01/23 (2)
  • RE: tesla manufacture - h00hbt 11:25:34 04/20/23 (0)
  • RE: tesla manufacture - MP62 09:44:27 04/09/23 (0)
• Follow-up on new build ST-70 with the 6NS7 tube - JoshT 09:14:38 04/01/23 (20)
  • Just read yesterday... - Cougar 11:33:25 04/03/23 (4)
    • RE: Just read yesterday... - 1973shovel 11:46:49 04/03/23 (3)
      • I'm happy with the 6H8C... - Cougar 13:42:43 04/03/23 (2)
        • I'll be looking forward to your assessment - 1973shovel 08:32:18 04/04/23 (1)
          • I will do that... - Cougar 11:39:16 04/04/23 (0)
  • ST 70 - M3 lover 10:31:02 04/03/23 (1)
    • RE: ST 70 - JoshT 13:49:29 04/03/23 (0)
  • "All of that said, I don't hate the 12AU7s" - 1973shovel 09:20:36 04/03/23 (0)
  • What does the middle 6NS7 do? - Rod M 19:41:34 04/02/23 (1)
    • It's the gain tube as I understand it - JoshT 07:39:37 04/03/23 (0)
  • RE: Follow-up on new build ST-70 with the 6NS7 tube - Sondek 07:48:12 04/02/23 (6)
    • A 6CG7 could be used... - 1973shovel 09:09:23 04/03/23 (4)
      • Would that be easier than just replacing the driver board with the VTA Octal one? - JoshT 09:14:27 04/03/23 (3)
        • It would certainly be "easier" from a physical labor standpoint - 1973shovel 09:53:40 04/03/23 (2)
          • Thanks - JoshT 13:43:13 04/03/23 (1)
            • I'm glad it's working out for you (nt) - 1973shovel 07:09:09 04/04/23 (0)
    • I dunno - hope others respond though! - JoshT 07:46:44 04/03/23 (0)
  • Glad to hear you are.... - Cougar 19:33:19 04/01/23 (1)
    • Thanks! nt - JoshT 07:47:09 04/03/23 (0)
  • RE: Follow-up on new build ST-70 with the 6NS7 tube - Triode_Kingdom 18:16:42 04/01/23 (0)
• VIVA Tubes? - Simon Templar 23:08:48 03/28/23 (13)
  • RE: VIVA Tubes? - immatthewj 20:47:02 06/27/23 (0)
  • RE: VIVA Tubes? - Mr_macgee 00:33:53 06/20/23 (3)
    • RE: VIVA Tubes? - macgee 20:47:32 07/17/23 (0)
    • RE: VIVA Tubes? - Simon Templar 14:42:26 07/17/23 (0)
    • RE: VIVA Tubes? - sony6060 07:55:02 06/21/23 (0)
  • RE: VIVA Tubes? - MP62 09:38:24 04/09/23 (0)
  • RE: VIVA Tubes? - sony6060 07:32:51 04/01/23 (0)
  • RE: VIVA Tubes? - opalize 11:22:01 03/29/23 (1)
    • RE: VIVA Tubes? - Simon Templar 17:53:02 04/01/23 (0)
  • Have you contacted VIVA? - Cougar 09:21:45 03/29/23 (1)
    • Yes, actual I have... - Simon Templar 14:33:59 07/17/23 (0)
  • RE: VIVA Tubes? - mraudio 07:14:34 03/29/23 (0)
  • Send 'em back! ~nt~ - Byrd69 05:51:57 03/29/23 (0)
• Received my Linlai Global WE300b tubes. - Cougar 11:37:52 03/21/23 (12)
  • Linlai Tube breakin update. - Cougar 17:20:10 03/25/23 (9)
    • Nothing worse than tubes that are breakin - Triode_Kingdom 19:40:17 03/25/23 (8)
      • Seriously? I have heard tubes, as they settle. . - John PA 13:53:24 03/26/23 (0)
      • All I know... - Cougar 08:42:11 03/26/23 (6)
        • RE: All I know... - Triode_Kingdom 22:18:39 03/29/23 (5)
          • Link? nt. - Cougar 12:10:02 03/30/23 (4)
            • RE: Link? - Triode_Kingdom 15:51:46 03/30/23 (3)
              • Come on.... - Cougar 07:18:53 04/01/23 (2)
                • RE: Come on.... - Dave Pogue 06:50:54 04/03/23 (1)
                  • RE: Come on.... - Triode_Kingdom 11:10:18 04/03/23 (0)
  • RE: Received my Linlai Global WE300b tubes. - Jon L 11:47:52 03/21/23 (1)
    • Yes, that could be true. - Cougar 12:00:51 03/21/23 (0)
• Which vintage DHt tube would be close to 6j5 ? - Wojciech 15:56:20 03/17/23 (6)
  • A Triode wired Directly heated 47 pentode would be around mu of 20~nT - Cleantimestream 15:04:05 03/26/23 (0)
  • Nothing close to mu=20, plenty of mu=8 - andy evans 03:23:11 03/18/23 (3)
    • RE: Nothing close to mu=20, plenty of mu=8 - FlaCharlie 13:31:49 03/18/23 (2)
      • Well, yes, some odd DHTs with higher mu - andy evans 02:53:55 03/19/23 (1)
        • RE: Well, yes, some odd DHTs with higher mu - FlaCharlie 06:50:36 03/19/23 (0)
  • Well, I guess the 26 is where it all started - mhardy6647 17:04:12 03/17/23 (0)
• PSA Bad ebay seller anthonybrian23 AVOID! - Permanent Waves 08:30:08 03/16/23 (16)
  • eBay Policies Generally Assist Him in Hiding Fraud - Triode_Kingdom 12:20:03 03/23/23 (0)
  • RE: PSA Bad ebay seller anthonybrian23 AVOID! - sony6060 15:24:57 03/19/23 (0)
  • RE: PSA Bad ebay seller anthonybrian23 AVOID! - Triode_Kingdom 09:03:51 03/17/23 (6)
    • RE: PSA Bad ebay seller anthonybrian23 AVOID! - Permanent Waves 09:27:50 03/17/23 (5)
      • RE: PSA Bad ebay seller anthonybrian23 AVOID! - MP62 09:47:22 04/09/23 (0)
      • RE: PSA Bad ebay seller anthonybrian23 AVOID! - Permanent Waves 09:30:09 03/17/23 (3)
        • RE: PSA Bad ebay seller anthonybrian23 AVOID! - Triode_Kingdom 18:04:38 03/17/23 (2)
          • RE: PSA Bad ebay seller anthonybrian23 AVOID! - Permanent Waves 19:34:08 03/17/23 (1)
            • RE: PSA Bad ebay seller anthonybrian23 AVOID! - Triode_Kingdom 20:49:30 03/17/23 (0)
  • RE: PSA Bad ebay seller anthonybrian23 AVOID! - The Dill 16:28:44 03/16/23 (1)
    • Neither did I. nt - Tre' 17:19:38 03/16/23 (0)
  • RE: PSA Bad ebay seller anthonybrian23 AVOID! - Tre' 13:24:02 03/16/23 (2)
    • RE: PSA Bad ebay seller anthonybrian23 AVOID! - opalize 15:27:46 03/16/23 (1)
      • Thank you nt - Tre' 15:44:20 03/16/23 (0)
  • RE: PSA Bad ebay seller anthonybrian23 AVOID! - Palustris 09:20:48 03/16/23 (0)
  • RE: PSA Bad ebay seller anthonybrian23 AVOID! - Mel 08:48:29 03/16/23 (0)
• Pinging airtime and others regarding the 12au7 and its favored/disfavored applications - JoshT 08:15:58 03/15/23 (23)
  • Why not just use a 6SN7? - andy evans 04:50:24 03/16/23 (1)
    • I'm going to . . . - JoshT 07:25:27 03/16/23 (0)
  • I have used the 12AU7 with Good results. - Cougar 09:26:45 03/15/23 (14)
    • Oh wow! So I could do that too with my ST-70? - JoshT 09:39:37 03/15/23 (13)
      • RE: Oh wow! So I could do that too with my ST-70? - Cougar 12:40:22 03/15/23 (12)
        • Thanks! nt - JoshT 15:43:39 03/15/23 (3)
          • Update: I ordered a VTA Octal pcb. - Cougar 07:39:27 03/16/23 (2)
            • I'm looking forward to reading about your results - 1973shovel 08:33:23 03/16/23 (0)
            • Excellent - JoshT 08:04:50 03/16/23 (0)
        • RE: Oh wow! So I could do that too with my ST-70? - Mick Wolfe 15:33:28 03/15/23 (7)
          • RE: " he says the 6SN7 board have been a noticeable improvement" - 1973shovel 16:08:39 03/15/23 (6)
            • Thanks, and one clarification question - JoshT 07:29:25 03/16/23 (5)
              • I continue to use the adapter - 1973shovel 08:21:37 03/16/23 (4)
                • I ordered an adapter - JoshT 06:48:56 03/17/23 (3)
                  • RE: I ordered an adapter - 1973shovel 07:33:19 03/17/23 (2)
                    • Continuity meter - 1973shovel 08:07:54 03/17/23 (1)
                      • Thanks again! - JoshT 10:57:10 03/17/23 (0)
  • RE: Pinging airtime and others regarding the 12au7 and its favored/disfavored applications - Palustris 09:22:54 03/15/23 (1)
    • Thanks and will do. I'm still a bit green on tubes. After all, I'm only 57 LOL. nt - JoshT 09:44:38 03/15/23 (0)
  • the controversial 12au7 - Story 08:50:02 03/15/23 (3)
    • RE: the controversial 12au7 - Tre' 10:27:08 03/15/23 (1)
      • know all about it as discussed before - Story 10:33:53 03/15/23 (0)
    • Interesting. Thanks! nt - JoshT 09:45:46 03/15/23 (0)
• Linlai WE 300b's are on the way! - Cougar 12:28:41 03/14/23 (4)
  • What 300B amp do you have ? - nt - AbeCollins 06:06:17 03/15/23 (3)
    • For my Transcendent Sound Masterpiece 300b Preamp. - Cougar 07:10:30 03/15/23 (2)
      • I bet that would sound nice driving a big SS amp - nt - AbeCollins 16:29:18 03/15/23 (1)
        • My EDGE M8 power amp is.... - Cougar 16:53:34 03/15/23 (0)
• EL34 / 6CA7 vs KT77 differences in general ? - AbeCollins 09:33:04 03/13/23 (16)
  • RE: EL34 / 6CA7 vs KT77 differences in general ? - airtime 07:10:04 03/14/23 (1)
    • RE: EL34 / 6CA7 vs KT77 differences in general ? - AbeCollins 13:00:30 03/14/23 (0)
  • I know very little about current production tubes but... - Tre' 17:55:27 03/13/23 (1)
    • RE: I know very little about current production tubes but... - AbeCollins 13:06:01 03/14/23 (0)
  • Following, and also my impressions (and JJ's) FWTW . . . - JoshT 14:38:24 03/13/23 (11)
    • I thought that the KT77 is a beam tetrode... - Vinyl Valet 09:18:02 03/14/23 (5)
      • RE: I thought that the KT77 is a beam tetrode... - Tre' 19:21:03 03/14/23 (3)
        • RE: I thought that the KT77 is a beam tetrode... - Vinyl Valet 21:09:40 03/14/23 (2)
          • RE: I thought that the KT77 is a beam tetrode... - Tre' 09:54:43 03/15/23 (1)
            • RE: I thought that the KT77 is a beam tetrode... - Vinyl Valet 10:04:51 03/15/23 (0)
      • Yes, you're right! - JoshT 11:02:13 03/14/23 (0)
    • RE: Following, and also my impressions (and JJ's) FWTW . . . - AbeCollins 15:12:01 03/13/23 (4)
      • RE: Following, and also my impressions (and JJ's) FWTW . . . - JoshT 20:46:14 03/13/23 (3)
        • RE: Following, and also my impressions (and JJ's) FWTW . . . - AbeCollins 09:49:22 03/14/23 (2)
          • RE: Following, and also my impressions (and JJ's) FWTW . . . - DrN 09:55:40 03/16/23 (1)
            • I have not tried the JJ EL34 types...-.. - Mendel 14:52:27 04/02/23 (0)
• Strange testing Telefunken 12AX7 (?) - Wojciech 09:13:48 03/13/23 (1)
  • RE: Strange testing Telefunken 12AX7 (?) - MP62 09:50:04 04/09/23 (0)
• Mullard GZ-34 F31 smooth plate ID - SoCalAl 09:46:57 03/07/23 (5)
  • RE: Mullard GZ-34 F31 smooth plate ID - dogscanskate 05:10:35 03/08/23 (3)
    • RE: Mullard GZ-34 F31 smooth plate ID - dogscanskate 05:11:39 03/08/23 (2)
      • RE: Mullard GZ-34 F31 smooth plate ID - opalize 13:27:19 03/08/23 (1)
        • RE: Mullard GZ-34 F31 smooth plate ID - dogscanskate 05:36:09 03/09/23 (0)
  • RE: Mullard GZ-34 F31 smooth plate ID - opalize 19:09:02 03/07/23 (0)
• Reflektor 6N30P DR - slovell1 17:57:34 03/06/23 (5)
  • Not all DR's are created equally - Victor Khomenko 07:07:58 03/13/23 (0)
  • RE: Reflektor 6N30P DR - Barry 14:38:57 03/07/23 (1)
    • RE: Reflektor 6N30P DR - slovell1 16:19:53 03/07/23 (0)
  • Ask The Man - E-Stat 12:06:34 03/07/23 (0)
  • RE: Reflektor 6N30P DR - mraudio 09:10:38 03/07/23 (0)
• AT 7 help - dgaapc7 13:43:58 03/06/23 (1)
  • RE: AT 7 help - Triode_Kingdom 12:38:27 03/08/23 (0)
• tube sales - waterfall 10:22:28 03/02/23 (13)
  • RE: tube sales - MP62 09:53:41 04/09/23 (0)
  • RE: tube sales - waterfall 19:32:23 03/05/23 (0)
  • RE: tube sales - andy evans 10:58:56 03/04/23 (0)
  • RE: tube sales - sony6060 04:53:17 03/03/23 (0)
  • RE: tube sales - Jim McShane 17:59:57 03/02/23 (6)
    • RE: tube sales - waterfall 08:12:46 03/03/23 (5)
      • RE: tube sales - Jim McShane 13:43:38 03/03/23 (4)
        • I would totally agree with you. - John PA 10:39:25 03/04/23 (3)
          • I do too - JoshT 13:07:41 03/04/23 (2)
            • RE: I do too - Triode_Kingdom 14:20:38 03/04/23 (1)
              • RE: I do too - zacster 21:15:03 03/04/23 (0)
  • I think you were misinformed - Uncle Mike 12:42:04 03/02/23 (0)
  • RE: tube sales - Triode_Kingdom 11:00:22 03/02/23 (0)
• Genelex KT66 price - Byrd69 07:37:50 02/28/23 (6)
  • RE: Genelex KT66 price - Triode_Kingdom 11:06:24 03/02/23 (4)
    • RE: Genelex KT66 price - sony6060 16:51:16 03/05/23 (3)
      • RE: Genelex KT66 price - Byrd69 05:37:53 03/06/23 (0)
      • RE: Genelex KT66 price - Triode_Kingdom 17:53:44 03/05/23 (0)
      • RE: Genelex KT66 price - sony6060 16:53:46 03/05/23 (0)
  • RE: Genelex KT66 price - Uncle Mike 07:44:41 03/01/23 (0)
• Odd results of using the EC803S JJ tube. . - John PA 15:01:42 02/27/23 (5)
  • RE: Odd results of using the EC803S JJ tube. . - SETdude 06:29:23 02/28/23 (3)
    • The Tube Store. . - John PA 11:14:36 02/28/23 (2)
      • RE: The Tube Store. . - jblock312 17:11:29 02/28/23 (1)
        • Yes, I can test them for . . - John PA 21:03:35 02/28/23 (0)
  • RE: Odd results of using the EC803S JJ tube. . - Tre' 17:03:00 02/27/23 (0)
• Update No. 1 on my EL34 recommendations post below - JoshT 07:19:19 02/21/23 (34)
  • I just bought a quad of JJ 6CA7 today for my Cronus Magnum - AbeCollins 09:39:09 03/03/23 (15)
    • Nice Abe! Maybe we can share impressions soon. - JoshT 16:56:16 03/03/23 (3)
      • Some clarification here just to be clear ;-) - AbeCollins 15:15:51 03/04/23 (2)
        • Good news - JoshT 08:01:22 03/05/23 (1)
          • RE: Good news - AbeCollins 12:35:27 03/05/23 (0)
    • Awesome - Jack G 15:08:25 03/03/23 (10)
      • My EL34 to 6CA7 story.... - AbeCollins 15:46:21 03/04/23 (9)
        • RE: My EL34 to 6CA7 story.... - Jack G 07:54:36 03/05/23 (8)
          • RE: My EL34 to 6CA7 story.... - AbeCollins 13:20:05 03/05/23 (7)
            • IMO the Tung Sol KT120...-.. - Mendel 21:38:06 03/05/23 (1)
              • Tung-Sol KT120, EH 6CA7, JJ 6CA7 comparison - AbeCollins 07:29:33 03/06/23 (0)
            • Nice! - JoshT 20:22:09 03/05/23 (3)
              • I'm preferring the EH 6CA7 - AbeCollins 07:31:44 03/06/23 (2)
                • Interesting - JoshT 13:30:07 03/07/23 (1)
                  • RE: Interesting - AbeCollins 13:52:51 03/09/23 (0)
            • Good to know. (nt) - Jack G 15:18:43 03/05/23 (0)
  • to paraphrase Thorsten Loesch ... El34... a fat ballerina, very easy to listen to, my favorite El34~nT - Cleantimestream 09:01:03 02/25/23 (0)
  • For my Anthem Amp-1 - jedrider 10:29:42 02/23/23 (0)
  • RE: Update No. 1 on my EL34 recommendations post below - DrN 09:17:04 02/23/23 (6)
    • RE: Update No. 1 on my EL34 recommendations post below - JoshT 10:07:32 02/23/23 (5)
      • RE: Update No. 1 on my EL34 recommendations post below - DrN 10:18:22 02/23/23 (4)
        • I just spoke with Nick and he says 30mA for an EL34 tube in the CMII - JoshT 10:28:42 02/23/23 (3)
          • RE: I just spoke with Nick and he says 30mA for an EL34 tube in the CMII - Mendel 22:06:07 02/28/23 (2)
            • Thanks! - JoshT 19:39:47 03/01/23 (1)
              • RE: Thanks! - Mendel 21:11:15 03/01/23 (0)
  • RE: Update No. 1 on my EL34 recommendations post below - dean_martin 10:42:15 02/21/23 (6)
    • RE: Update No. 1 on my EL34 recommendations post below - JoshT 19:58:17 02/21/23 (5)
      • RE: Update No. 1 on my EL34 recommendations post below - Luminator 20:38:06 02/21/23 (4)
        • Crazy times! Long response . . . - JoshT 14:12:53 02/22/23 (3)
          • A minor side note - Jack G 06:54:02 02/23/23 (1)
            • Oh, cool. Thanks for the heads up. nt - JoshT 07:51:50 02/23/23 (0)
          • Took it for granted - Luminator 17:25:04 02/22/23 (0)
  • RE: Update No. 1 on my EL34 recommendations post below - sony6060 10:24:42 02/21/23 (1)
    • RE: Update No. 1 on my EL34 recommendations post below - JoshT 19:56:15 02/21/23 (0)
• Tube Rush and Tube Hiss Different Channels - Berrell88 06:38:19 02/21/23 (3)
  • RE: Tube Rush and Tube Hiss Different Channels - Palustris 07:12:27 02/22/23 (2)
    • RE: Tube Rush and Tube Hiss Different Channels - Berrell88 16:09:07 02/22/23 (1)
      • RE: Tube Rush and Tube Hiss Different Channels - 6bq5 12:07:13 02/27/23 (0)
• THANK YOU !! - The Bored 08:32:49 02/20/23 (0)
• Tung-Sol 6520 - test questions - Byrd69 09:26:26 02/19/23 (2)
  • RE: Tung-Sol 6520 - test questions - MP62 17:11:45 02/19/23 (0)
  • This is what I have found: - John PA 12:26:55 02/19/23 (0)
• Help with Tungsram(?) Tube Codes - Elegiac 22:07:27 02/18/23 (0)
• EI 6BM8 - sony6060 17:16:31 02/17/23 (3)
  • RE: EI 6BM8 - sony6060 19:58:06 02/20/23 (2)
    • RE: EI 6BM8 - sony6060 09:40:44 02/21/23 (1)
      • RE: EI 6BM8 - Spantou 12:12:25 02/22/23 (0)
• Recommendations for EL34 or Equivalent for Rogue Cronus Magnum II / Klipsch Heresy II - JoshT 08:22:00 02/15/23 (14)
  • This got me looking at my tubes and I have a couple a dozen of the. - John PA 09:57:05 02/16/23 (2)
    • Nice! If you ever wanna sell a quad, lol . . . - JoshT 17:18:03 02/16/23 (1)
      • I originally bought these for the 6 PACS I have but . . . - John PA 19:51:43 02/16/23 (0)
  • Recommendations for EL34 - airtime 08:10:31 02/16/23 (0)
  • I made my decision for now . . . - JoshT 07:48:35 02/16/23 (4)
    • RE: I made my decision for now . . . - garymuffley 08:59:33 02/16/23 (3)
      • Thanks! - JoshT 09:22:33 02/16/23 (2)
        • RE: Thank you... - dean_martin 09:31:55 02/16/23 (1)
          • Will do! nt - JoshT 17:15:29 02/16/23 (0)
  • How do you like the =C= 6550s? - Jack G 15:06:46 02/15/23 (1)
    • I really like them! - JoshT 15:51:13 02/15/23 (0)
  • RE: Recommendations for EL34 or Equivalent for Rogue Cronus Magnum II / Klipsch Heresy II - dean_martin 14:36:37 02/15/23 (2)
    • RE: Recommendations for EL34 or Equivalent for Rogue Cronus Magnum II / Klipsch Heresy II - Jack G 05:43:47 02/16/23 (0)
    • Thanks! - JoshT 15:55:19 02/15/23 (0)
• Tungsram EF95? - Elegiac 20:24:43 02/14/23 (18)
  • RE: Tungsram EF95? - Brandtacious 09:44:14 02/17/23 (14)
    • Close up pic 1 RE: Tungsram EF95? - Brandtacious 09:45:37 02/17/23 (13)
      • Close up pic 2 RE: Tungsram EF95? - Brandtacious 09:46:50 02/17/23 (12)
        • Close up pic 3 RE: Tungsram EF95? - Brandtacious 09:47:48 02/17/23 (11)
          • Close up pic 4RE: Tungsram EF95? - Brandtacious 09:53:40 02/17/23 (9)
            • RE: Close up pic 4RE: Tungsram EF95? - Elegiac 10:28:46 02/17/23 (8)
              • RE: Close up pic 4RE: Tungsram EF95? - Brandtacious 15:21:37 02/17/23 (7)
                • RE: Close up pic 4RE: Tungsram EF95? - Elegiac 00:44:53 02/18/23 (5)
                  • RE: Close up pic 4RE: Tungsram EF95? - Brandtacious 11:03:22 02/18/23 (3)
                    • RE: Close up pic 4RE: Tungsram EF95? - Elegiac 12:31:18 02/18/23 (2)
                      • RE: Close up pic 4RE: Tungsram EF95? - Brandtacious 14:10:59 02/18/23 (1)
                        • RE: Close up pic 4RE: Tungsram EF95? - Elegiac 21:42:12 02/18/23 (0)
                  • RE: Close up pic 4RE: Tungsram EF95? - Brandtacious 08:36:08 02/18/23 (0)
                • RE: Close up pic 4RE: Tungsram EF95? - Brandtacious 15:33:18 02/17/23 (0)
          • Close up pic 5 (RCA for compare) RE: Tungsram EF95? - Brandtacious 09:51:00 02/17/23 (0)
  • RE: Tungsram EF95? - Brandtacious 21:23:09 02/15/23 (2)
    • RE: Tungsram EF95? - Elegiac 21:30:43 02/15/23 (1)
      • RE: Tungsram EF95? - Brandtacious 21:32:57 02/15/23 (0)
• GZ32 Marked Mullard. I have a few of these NOS that . . - John PA 10:14:13 02/11/23 (6)
  • Easy to confuse 5V4G and GZ32..... - andy evans 12:44:12 02/11/23 (2)
    • RE: Easy to confuse 5V4G and GZ32..... - Sibelius 08:37:29 02/15/23 (0)
    • R7 U FA shsound designate . . - John PA 12:54:22 02/11/23 (0)
  • RE: GZ32 Marked Mullard. I have a few of these NOS that . . - sony6060 11:49:18 02/11/23 (2)
    • And I found that R7 is for GZ32 .. - John PA 12:14:30 02/11/23 (0)
    • I looked some more and they look like these, which are GX32. . - John PA 12:12:47 02/11/23 (0)
• Amperex BB EL84 - Circular mica slice purpose? - Byrd69 13:56:09 02/07/23 (3)
  • RE: Amperex BB EL84 - Circular mica slice purpose? - Triode_Kingdom 08:15:36 02/13/23 (1)
    • Another photo - Byrd69 07:02:35 02/14/23 (0)
  • Very interesting. I hope someone may have an idea about this. - John PA 13:27:55 02/11/23 (0)
• What makes a tube with the Windmill getter structure. . . - John PA 11:41:28 02/07/23 (8)
  • RE: What makes a tube with the Windmill getter structure. . . - opalize 14:43:26 02/07/23 (7)
    • Yes, and thank you. I understand that and what getter is and how it . - John PA 19:10:53 02/07/23 (6)
      • I'm curious too! - Jonesy 11:10:05 02/09/23 (3)
        • Tungsol with the 6550 liked to hit the tube with plenty of . . - John PA 12:32:48 02/09/23 (2)
          • RE: Tungsol with the 6550 liked to hit the tube with plenty of . . - Jonesy 13:38:07 02/09/23 (0)
          • RE: Tungsol with the 6550 liked to hit the tube with plenty of . . - sony6060 13:00:44 02/09/23 (0)
      • RE: Yes, and thank you. I understand that and what getter is and how it . - Tre' 19:33:03 02/07/23 (1)
        • Exactly! - opalize 09:11:08 02/08/23 (0)
• Help ID'ing E83CC Manufacturer - Brandtacious 10:39:38 01/31/23 (15)
  • RE: Help ID'ing E83CC Manufacturer - opalize 10:25:33 02/01/23 (13)
    • RE: Help ID'ing E83CC Manufacturer - Brandtacious 15:59:08 02/01/23 (10)
      • BEL ECC83 are good tubes - try 'em! - opalize 16:16:04 02/01/23 (9)
        • RE: BEL ECC83 are good tubes - try 'em! - Brandtacious 20:41:54 02/02/23 (2)
          • Ken-Rad!! - opalize 21:00:07 02/02/23 (1)
            • RE: Ken-Rad!! - Brandtacious 21:08:00 02/02/23 (0)
        • RE: BEL ECC83 are good tubes - try 'em! - Brandtacious 18:56:09 02/01/23 (5)
          • Great tube lineup Brand...-...- - Mendel 11:16:58 02/02/23 (2)
            • RE: Great tube lineup Brand...-...- - Brandtacious 20:18:01 02/02/23 (0)
            • RE: Great tube lineup Brand...-...- - Brandtacious 19:56:45 02/02/23 (0)
          • You never know. . . - John PA 09:24:41 02/02/23 (1)
            • RE: You never know. . . - Brandtacious 19:34:54 02/02/23 (0)
    • RE: Help ID'ing E83CC Manufacturer - Mendel 14:29:01 02/01/23 (1)
      • RE: Help ID'ing E83CC Manufacturer - Brandtacious 16:01:51 02/01/23 (0)
  • Photo of 2nd Tube RE: Help ID'ing E83CC Manufacturer - Brandtacious 10:43:21 01/31/23 (0)
• Is a 6N14N the same as an EL84? - Joe Backer 14:52:37 01/30/23 (4)
  • RE: Is a 6N14N the same as an EL84? - sony6060 16:07:23 01/30/23 (3)
    • RE: Is a 6N14N the same as an EL84? - sony6060 16:15:22 01/30/23 (2)
      • RE: Is a 6N14N the same as an EL84? - Joe Backer 18:39:47 01/30/23 (1)
        • RE: Is a 6N14N the same as an EL84? - sony6060 19:18:09 01/30/23 (0)
• Citation II Orange Plated KT-88 - mcdmgb 14:42:58 01/30/23 (2)
  • RE: Citation II Orange Plated KT-88 - mkane77g1 17:50:42 01/30/23 (1)
    • RE: Citation II Orange Plated KT-88 - Palustris 08:46:19 01/31/23 (0)
• Matched 4P1L Tubes Source - wiggy924 14:05:37 01/30/23 (0)
• Comparing the RCA 6550 to the GE6550 and . . - John PA 10:48:29 01/30/23 (7)
  • RE: Comparing the RCA 6550 to the GE6550 and . . - Mendel 11:05:20 01/30/23 (6)
    • But I thought the relabeled RCA from TungSol were the larger . - John PA 11:49:42 01/30/23 (5)
      • RE: But I thought the relabeled RCA from TungSol were the larger . - Mendel 12:05:06 01/30/23 (4)
        • I looked at some Sylvania 6550s and that is what they look . . - John PA 12:20:38 01/30/23 (1)
          • RE: I looked at some Sylvania 6550s and that is what they look . . - Mendel 12:24:39 01/30/23 (0)
        • I hadn't thought about Sylvania. . - John PA 12:17:20 01/30/23 (1)
          • RE: I hadn't thought about Sylvania. . - soundchaserkt66 20:39:34 02/08/23 (0)
• 7788 brands - DoggyDaddy 19:49:19 01/29/23 (2)
  • RE: 7788 brands - Tom Bavis 19:16:03 01/31/23 (1)
    • RE: 7788 brands - DoggyDaddy 13:30:48 02/05/23 (0)
• 300b break in (Takatsui) newbie question - sethgodin 18:40:41 01/27/23 (6)
  • RE: 300b break in (Takatsui) newbie question - Brandtacious 11:03:52 01/31/23 (1)
    • RE: 300b break in (Takatsui) newbie question - Brandtacious 11:17:03 01/31/23 (0)
  • RE: 300b break in (Takatsui) newbie question - Joe Backer 14:26:49 01/30/23 (0)
  • You may simply prefer WE300B sound.. - Jon L 14:43:02 01/28/23 (0)
  • RE: 300b break in (Takatsui) newbie question - RPMac 05:49:27 01/28/23 (1)
    • How do you like them compared to WE reissue? - John PA 19:40:14 01/28/23 (0)
• It is fun to light up some power tubes that . . - John PA 10:27:07 01/24/23 (1)
  • Some RCA 6550 NOS. . . - John PA 17:51:34 01/25/23 (0)
• Bias Potentiometer Issue - tonysco 10:20:23 01/23/23 (3)
  • probably just an issue with the button switch - Chip647 13:52:54 01/23/23 (2)
    • RE: probably just an issue with the button switch - tonysco 16:41:35 01/23/23 (1)
      • You are probably very safe (nt) - Chip647 06:17:50 01/25/23 (0)

Threads started on or before 4/15/07 are archived Here.
Threads started on or before 3/31/07 are archived Here.
Threads started on or before 3/15/07 are archived Here.
Threads started on or before 2/28/07 are archived Here.
Threads started on or before 2/15/07 are archived Here.

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