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In Reply to: RE: No. posted by Triode_Kingdom on July 26, 2014 at 10:53:02:
TK
Andy has a input 6GK5 CCS loaded
with a 270R cathode resistor.
That makes a 120uFd for 5Hz F3.
DanL
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Follow Ups Full ThreadTopic - Cathode bypass capacitor - Tubenstein 06:29:04 07/26/14 (43)
- RE: Cathode bypass capacitor - Stuben 08:57:00 07/30/14 (0)
- RE: Cathode bypass capacitor - Thorsten 10:09:49 07/27/14 (0)
- You can avoid it with filament bias - andy evans 06:49:42 07/27/14 (4)
- RE: You can avoid it with filament bias - Caucasian Blackplate 11:49:26 07/27/14 (3)
- RE: You can avoid it with filament bias - Al Noakes 09:51:57 07/29/14 (0)
- Rod Coleman regs. - andy evans 15:53:25 07/27/14 (0)
- It is often done with a current source as the last element - Chip647 14:22:29 07/27/14 (0)
- I Try to Avoid Bypass Caps if possible - Maxamillion 03:29:52 07/27/14 (21)
- "I find fixed bias to be much cleaner sounding" Interesting... I find it more like ... Solid scrape soundingnT - Cleantimestream 02:29:31 07/28/14 (2)
- RE: "I find fixed bias to be much cleaner sounding" Interesting... I find it more like ... Solid scrape soundingnT - Retsel 12:58:15 07/31/14 (0)
- RE: "I find fixed bias to be much cleaner sounding" Interesting... I find it more like ... Solid scrape soundingnT - Maxamillion 05:58:06 07/28/14 (0)
- RE: I Try to Avoid Bypass Caps if possible - Caucasian Blackplate 11:48:58 07/27/14 (11)
- RE: I Try to Avoid Bypass Caps if possible - Maxamillion 14:20:36 07/27/14 (10)
- RE: I Try to Avoid Bypass Caps if possible - Caucasian Blackplate 15:44:10 07/27/14 (9)
- Nope, no coupling cap with the battery bias - Maxamillion 17:41:05 07/27/14 (8)
- RE: Nope, no coupling cap with the battery bias - Triode_Kingdom 18:50:55 07/27/14 (7)
- RE: Nope, no coupling cap with the battery bias - mqracing 14:32:23 07/29/14 (5)
- RE: Nope, no coupling cap with the battery bias - Triode_Kingdom 07:37:23 07/30/14 (4)
- RE: Nope, no coupling cap with the battery bias - Naz 16:49:29 07/30/14 (3)
- Class A2 - Triode_Kingdom 18:25:19 07/30/14 (2)
- RE: Class A2 - Naz 19:26:22 07/30/14 (1)
- RE: Class A2 - Triode_Kingdom 08:23:31 07/31/14 (0)
- If it wasn't so difficult (and expensive), I'd design every stage for A2 and be done with it" Hear here~nT - Cleantimestream 08:41:44 07/28/14 (0)
- I'll second that! - wheezer 11:07:38 07/27/14 (5)
- Naz' idea to use a Schottky for cathode bias,... - Lew 20:50:50 07/27/14 (4)
- RE: Naz' idea to use a Schottky for cathode bias,... - wheezer 10:21:01 07/28/14 (3)
- To be fair it's not just Naz' idea ... - Naz 23:51:08 07/28/14 (2)
- I guess I should more accurately have said... - Lew 10:53:10 07/29/14 (1)
- RE: I guess I should more accurately have said... - wheezer 11:14:47 07/29/14 (0)
- RE: Cathode bypass capacitor - danlaudionut 23:59:10 07/26/14 (0)
- No. - Chip647 08:28:18 07/26/14 (11)
- RE: No. - Tubenstein 09:23:16 07/26/14 (10)
- The formula: - Ralph 09:39:24 07/28/14 (3)
- RE: The formula: - danlaudionut 09:52:58 07/28/14 (2)
- Oops! Thanks for pointing that out nt - Ralph 11:35:53 07/28/14 (0)
- RE: The formula: - Tre' 10:46:20 07/28/14 (0)
- RE: No. - Triode_Kingdom 10:53:02 07/26/14 (4)
- RE: No. - Caucasian Blackplate 11:47:45 07/27/14 (0)
- RE: No. - Thermionic27609 11:04:36 07/27/14 (0)
- RE: No. - danlaudionut 23:49:07 07/26/14 (0)
- What Triode said... what I gleaned from Radiotron handbook 3rd/4th edition~nT - Cleantimestream 14:15:45 07/26/14 (0)
- RE: No. - Lew 10:42:45 07/26/14 (0)
- RE: Cathode bypass capacitor - tubular.well 08:20:44 07/26/14 (0)
Follow Ups
- RE: No. - danlaudionut 23:49:07 07/26/14 (0)