Alc diodes in the swr board.
Sent from my iPhone
On Dec 1, 2011, at 10:39 PM, "Hulett, Russell" <rhulett1@consolidated.net>
wrote:
> I own a 544 that functions fine, except it seems deficient on drive. That
> is, on CW, with ALC full cw, even with drive full cw, alc light stays off.
> Power out is about 80-100W on all bands into a dummy load. My 540's drive
> control is never more than about 10 o'clock.
>
> Does this indicate weak driver transistors, PA transistors, or alignment?
>
> 73, Curt KB5JO
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