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RE: amp build

While you are fiddling with feedback, try output feedback by tying you OPT cathodes to ground through the secondary of the OPT transformer in addition to your cathode load. I don't like the sound of UL in SE so I did this with good results to avoid GFB. An old Claus Byrith trick.

Stuben

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  • RE: amp build - Stuben 11/17/2112:22:11 11/17/21 (1)
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