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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: Filament bias and PP DHT posted by fatbottle on January 26, 2007 at 01:02:14:
Is there any reason not to use a CCS under the diff pair? Always worked for me. You can also wire the filamants of the two valves in parallel with a current source as well. You have a tester so should be able to sort some matching valves - I have quite a few 46 if you need to do any matching. Andy
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Follow Ups
- Re: Filament bias and PP DHT - andy evans 03:56:12 01/26/07 (4)
- Re: Filament bias and PP DHT - fatbottle 04:42:02 01/26/07 (3)
- Re: Filament bias and PP DHT - andy evans 12:11:28 01/26/07 (2)
- Re: Filament bias and PP DHT - fatbottle 13:07:55 01/26/07 (1)
- Re: Filament bias and PP DHT - andy evans 14:42:28 01/26/07 (0)
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