In Reply to: Schematic please posted by smart845 on October 29, 2014 at 01:04:37:
I posted it in a thread on 4P1L PSE. A couple of other designs for comparison, but I heavily favour filament bias and transformer coupling.
http://www.diyaudio.com/forums/tubes-valves/262182-4p1l-parallel-single-ended-2.html
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Follow Ups Full ThreadTopic - What are my choices with 45 SET Mono Amps - bcguitar 16:26:31 10/23/14 (67)
- RE: What are my choices with 45 SET Mono Amps - hifipaul 06:26:53 11/16/14 (0)
- I don't think this is smart thinking - andy evans 11:41:42 10/28/14 (58)
- RE: I don't think this is smart thinking - bcguitar 13:19:54 10/28/14 (57)
- +1 - smart845 14:31:42 10/28/14 (56)
- RE: +1 - kyle 19:01:09 11/02/14 (3)
- at my own peril - bcguitar 14:47:07 11/03/14 (2)
- RE: at my own peril ... yes there is peril - deathtube 667 03:50:36 11/04/14 (1)
- so, you are saying you can't see my - bcguitar 18:45:44 11/04/14 (0)
- - 1 - andy evans 00:43:40 10/29/14 (7)
- But here's a commercial preamp kit that uses your favorite tube - Frihed89 01:29:01 10/29/14 (4)
- That's actually pretty cool. - jusbe 18:37:46 11/03/14 (0)
- RE: But here's a commercial preamp kit that uses your favorite tube - andy evans 03:55:14 10/29/14 (2)
- High gain appears to be a problem with this preamp - Frihed89 04:09:49 10/29/14 (1)
- It's not a high gain tube - andy evans 07:57:00 10/29/14 (0)
- Schematic please - smart845 01:04:37 10/29/14 (1)
- Schematic here - andy evans 03:28:58 10/29/14 (0)
- You don't need the second half - Frihed89 15:42:18 10/28/14 (43)
- RE: You don't need the second half - drlowmu 13:14:36 10/29/14 (42)
- And dynosaurs ate the world.... - andy evans 01:50:36 10/30/14 (41)
- RE: And dynosaurs ate the world.... - Ray Moth 12:37:55 11/03/14 (2)
- Ho Hum.... - drlowmu 07:23:16 11/05/14 (1)
- That's not nice, Jeff - Ray Moth 15:30:30 11/05/14 (0)
- Then have a look at this one, both you Andy and the OP - Frihed89 16:17:25 11/01/14 (26)
- By God! The guy has built my amp! - andy evans 11:56:59 11/02/14 (2)
- Shame - jusbe 00:17:09 11/03/14 (0)
- That's what I thought - Frihed89 22:58:45 11/02/14 (0)
- RE: Then have a look at this one, both you Andy and the OP - drlowmu 19:48:57 11/01/14 (22)
- Filament bias is DC not AC - andy evans 12:00:56 11/02/14 (0)
- Sure,but... - RC Daniel 00:37:05 11/02/14 (20)
- RE: Sure,but... - Tre' 07:42:35 11/02/14 (1)
- RE: Sure,but... - RC Daniel 11:37:50 11/02/14 (0)
- Solution - smart845 00:59:00 11/02/14 (17)
- Is the tube... - RC Daniel 11:40:34 11/02/14 (0)
- Partial solution, good only for ONE tube - drlowmu 07:45:09 11/02/14 (15)
- UK mains - Al Noakes 10:13:05 11/02/14 (10)
- Local? - smart845 00:28:55 11/03/14 (9)
- BALANCED design only ....... - drlowmu 07:45:08 11/05/14 (5)
- "You" designed the transformer? - gusser 14:41:29 11/05/14 (3)
- RE: "You" designed the transformer? - drlowmu 09:47:57 11/07/14 (2)
- I don't buy it! - gusser 10:05:35 11/07/14 (1)
- Wrong again,.................. look more carefully. - drlowmu 12:41:46 11/07/14 (0)
- RE: BALANCED design only ....... - Al Noakes 14:31:25 11/05/14 (0)
- RE: Local? - Al Noakes 01:58:22 11/03/14 (2)
- RE: Local? - smart845 08:14:02 11/04/14 (1)
- RE: Local? - Al Noakes 10:24:18 11/07/14 (0)
- RE: Partial solution, good only for ONE tube - Al Noakes 08:01:27 11/02/14 (3)
- RE: Partial solution, good only for ONE tube - drlowmu 09:23:36 11/02/14 (2)
- RE: Partial solution, good only for ONE tube - Al Noakes 10:08:07 11/02/14 (1)
- Yep. nt. - RC Daniel 11:42:09 11/02/14 (0)
- RE: don't feel bad ... - deathtube 667 07:59:13 10/31/14 (0)
- RE: And dynosaurs ate the world.... - drlowmu 07:31:49 10/30/14 (9)
- OK, the dynosaurs didn't eat the whole world.... - andy evans 08:05:37 10/30/14 (8)
- Here is " how it is" ... in tube amps and speakers . - drlowmu 17:07:53 10/31/14 (6)
- And here's how it is on my side - andy evans 01:11:30 11/01/14 (5)
- and at your experience level ........ - drlowmu 07:19:57 11/01/14 (4)
- RE: alpair 10 - deathtube 667 18:04:13 11/01/14 (3)
- "look like a decent multimedia loudspeaker"!!! - andy evans 05:32:25 11/02/14 (2)
- +1 - drlowmu 07:49:20 11/02/14 (0)
- RE: "look like a decent multimedia loudspeaker"!!! - deathtube 667 06:24:40 11/02/14 (0)
- RE: OK, the dynosaurs didn't eat the whole world.... - drlowmu 13:04:16 10/30/14 (0)
- Choices? Choices? - Chip647 20:20:20 10/23/14 (6)
- Commercial mfrs. - Frihed89 00:48:49 10/24/14 (5)
- RE: Commercial mfrs. - lakerfan 05:42:35 10/25/14 (0)
- Trying to actually get delivery on any in a reasonable amount of time is the issue - Chip647 13:49:49 10/24/14 (0)
- RE: Commercial mfrs. - RayP 06:53:37 10/24/14 (2)
- RE: Commercial mfrs. - dth31 09:09:58 10/25/14 (0)
- RE: Commercial mfrs. - hottattoo 08:05:36 10/24/14 (0)
Follow Ups
- Schematic here - andy evans 03:28:58 10/29/14 (0)