On Wed, 2010-02-17 at 23:29 +0000, Mike Schatzberg wrote:
> The triodes are a zero bias tube, and 200 mils sounds close for no bias
> voltage. The amp should still make power, although in the wrong class of
> service. If it does make power, you have lost your cut off bias voltage and
> will have to trouble shoot that circuit. If both tubes are glowing about the
> same color, good chance the bias supply is your problem or your bias voltage
> switching. 73 and Happy DXing, Mike W2AJI Tryon NC
>
>
Or the keying line is stuck keyed to transmit. Might be a cable or the
driver, not the PA.
73, Jerry, K0CQ
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec
|