Tube DIY Asylum: RE: Questions about 6BG6G amp build (schematic) Grommes 216BA by PeterI

Tube DIY Asylum: RE: Questions about 6BG6G amp build (schematic) Grommes 216BA by PeterI

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RE: Questions about 6BG6G amp build (schematic) Grommes 216BA

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In Reply to: RE: Questions about 6BG6G amp build (schematic) Grommes 216BA posted by Jim McShane on May 23, 2017 at 13:08:35:

12FQ7 isn't a direct plug in for 12AU7 anyway. It can't run on 6V, no connection to pin 9.

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Topic - Questions about 6BG6G amp build (schematic) Grommes 216BA - PeterI 21:02:33 05/22/17 ( 52)

First thing I'd do is get rid of the vacuum tube rectifier OR add some Soft Recovery diodes in parallel - Timbo in Oz 03:12:33 05/29/17 ( 1)
- RE: First thing I'd do is get rid of the vacuum tube rectifier Nah - PeterI 11:21:48 05/29/17 ( 0)
RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - Triode_Kingdom 07:53:50 05/25/17 ( 10)
- RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - PakProtector 09:26:11 05/26/17 ( 1)
  - RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - Triode_Kingdom 12:27:51 05/27/17 ( 0)
- RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - PeterI 08:35:57 05/25/17 ( 7)
  - RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - Triode_Kingdom 09:06:12 05/25/17 ( 6)
    - Thanks for that - PeterI 09:34:11 05/25/17 ( 5)
      - I just do what TDSL tells me to do :) - pic - PeterI 11:45:38 05/25/17 ( 3)
        
        TDSL is Wrong - Triode_Kingdom 12:41:27 05/25/17 ( 2)
        
        RE: TDSL is Wrong - PeterI 12:58:55 05/25/17 ( 1)
        
        RE: TDSL is Wrong - Triode_Kingdom 15:08:53 05/25/17 ( 0)
      - RE: Thanks for that - Triode_Kingdom 10:05:32 05/25/17 ( 0)
Bias transformer trick. - gusser 15:01:16 05/24/17 ( 2)
- RE: Bias transformer trick. - PakProtector 09:28:22 05/26/17 ( 0)
- RE: Bias transformer trick. Thanks - PeterI 05:56:41 05/25/17 ( 0)
Not to beat this thing to death but can anyone address the pentode ? - PeterI 14:41:11 05/24/17 ( 5)
- RE: Not to beat this thing to death but can anyone address the pentode ? - Eli Duttman 16:59:34 05/24/17 ( 4)
  - RE: Not to beat this thing to death but can anyone address the pentode ? - PeterI 04:31:41 05/25/17 ( 1)
    - RE: Not to beat this thing to death but can anyone address the pentode ? - PakProtector 05:28:30 05/25/17 ( 0)
  - RE: Not to beat this thing to death but can anyone address the pentode ? - PakProtector 01:34:45 05/25/17 ( 0)
  - Second Eli's suggestion. - sser2 22:55:38 05/24/17 ( 0)
RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - Eli Duttman 12:00:31 05/23/17 ( 9)
- Here is another way of doing this with a pair of chokes and a small charging cap. - Michael Samra 13:28:09 05/23/17 ( 3)
  - RE: Here is another way of doing this with a pair of chokes and a small charging cap. - PeterI 14:38:49 05/23/17 ( 2)
    - RE: Here is another way of doing this with a pair of chokes and a small charging cap. - Michael Samra 01:21:35 05/24/17 ( 1)
      - OPTs and FB - PeterI 07:30:08 05/24/17 ( 0)
- RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - PeterI 12:14:10 05/23/17 ( 4)
  - RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - Eli Duttman 13:14:19 05/23/17 ( 1)
    - RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - PeterI 14:44:24 05/23/17 ( 0)
  - RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - Jim McShane 13:08:35 05/23/17 ( 1)
    - RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - PeterI 06/21/17 19:57:05 06/21/17 ( 0)
RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - Michael Samra 03:07:41 05/23/17 ( 8)
- That global NFB... - PakProtector 14:29:01 05/23/17 ( 2)
  - RE: That global NFB... - Tre' 16:22:42 05/23/17 ( 1)
    - Mostly because the OPT is not inside that feedback loop (nt) - Steve O 21:36:14 05/23/17 ( 0)
- RE: Questions about 6BG6G amp build Grommes 216BA - Pic - PeterI 07:08:06 05/23/17 ( 4)
  - RE: Questions about 6BG6G amp build Grommes 216BA - Pic - awesterner 21:32:53 05/25/17 ( 1)
    - RE: Questions about 6BG6G amp build Grommes 216BA - Pic - Michael Samra 08:59:18 05/27/17 ( 0)
  - I'm not saying it can't work and I love the W5ms - Michael Samra 12:35:46 05/23/17 ( 0)
  - Coupling cap values seem ok? NT - PeterI 07:20:43 05/23/17 ( 0)
RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - PakProtector 02:22:18 05/23/17 ( 7)
- RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - Michael Samra 03:13:29 05/23/17 ( 6)
  - RE: Questions about 6BG6G amp build Grommes 216BA - pic - PeterI 06:50:14 05/23/17 ( 0)
  - RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - PakProtector 05:33:12 05/23/17 ( 4)
    - RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - Michael Samra 13:10:58 05/23/17 ( 0)
    - "Or, build, learn, and then decide how to apply what you learned for further improvement." - FenderLover 07:38:32 05/23/17 ( 2)
      - RE: "Or, build, learn, and then decide how to apply what you learned for further improvement." - PeterI 08:31:47 05/23/17 ( 1)
        
        RE: "Or, build, learn, and then decide how to apply what you learned for further improvement." - Michael Samra 13:03:21 05/23/17 ( 0)
RE: Questions about 6BG6G amp build (schematic) Grommes 216BA - FenderLover 21:40:17 05/22/17 ( 2)
- RE: Questions about 6BG6G amp build (schematic) bias - PeterI 06:37:09 05/23/17 ( 1)
  - RE: Questions about 6BG6G amp build (schematic) bias - FenderLover 07:35:57 05/23/17 ( 0)