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BIAS voltage must go from about -90 volts down to -50 or so settable via the BIAS Adjustment screwdriver slotted pot on top back of power supply.

Here I show the repair and mods on another Ameritron Al-80b Enjoy.

The previous owners had strange connections in the power supply. They had a blown out resistor, and the lower B+ supply was not even being powered. So I traced the war out as in this video to show you how…

I keep calling diodes capacitors. Not sure why. Tired I suppose.

Great power supply for a Collins KWM-2(A) or a 32S-3 transmitter. No tubes. All solid state. Made in 1970’s instead of late 1950’s.

Wolfman Cb Shop 706-384-5184 Only 1 week wait time on new radio orders order @ our website Wolfmanelectronics.com.

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