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Old 8th Oct 2019, 10:24 pm   #19
Herald1360
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Join Date: Feb 2007
Location: Leominster, Herefordshire, UK.
Posts: 16,526
Default Re: Hallicrafters S27

Surely the filament transformer would need to be connected forwards as a normal stepdown? 5W or so at 500R is around 50V.


Over here with a 240V primary, it would be a fair match to a 4 ohm speaker fed from the 5000 ohm output.
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