[TenTec] KR-20A Keyer Schematic

Steve Mollman kd9hl at earthlink.net
Thu Jan 6 11:04:36 PST 2011


Does any one have a schematic for the Ten-Tec KR20-A keyer?

After 30+ years of use my faithful keyer smoked (literally) it's 
built-in 120 AC power supply.  Thankfully, the unit still runs fine 
on the 12 Volt DC option.

I would really like to get this back operating the way it should.

Thanks
Steve Mollman KD9HL



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