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Tube DIY Asylum Do It Yourself (DIY) paradise for tube and SET project builders. |
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Tube DIY Asylum Do It Yourself (DIY) paradise for tube and SET project builders. |
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In Reply to: Mod tube OP-stage, Sugestions appreciated posted by ahlgren11@telia.com on April 7, 2007 at 02:56:56:
PixHow about a choke from the 126.5V to the plate.
Then a couple of 1.5V NiCad/NiMH batteries
for the the cathode bias.
You get you ~8.5mA according to TubeCAD.
I have similar with my 12B4 DAC/preamp.
Sounds open and clear.DanL
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Follow Ups
- Re: Mod tube OP-stage, Sugestions appreciated - danlaudionut 10:15:21 04/08/07 (5)
- Re: Mod tube OP-stage, Sugestions appreciated - ahlgren11@telia.com 10:49:38 04/08/07 (4)
- Re: Mod tube OP-stage, Sugestions appreciated - danlaudionut 11:01:36 04/08/07 (3)
- Re: Mod tube OP-stage, Sugestions appreciated - ahlgren11@telia.com 01:39:13 04/09/07 (2)
- Re: Mod tube OP-stage, Sugestions appreciated - danlaudionut 03:52:27 04/09/07 (1)
- Re: Mod tube OP-stage, Sugestions appreciated - ahlgren11@telia.com 04:33:37 04/09/07 (0)
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