If the counter shows that change, its the PTO. Likely a failure of
voltage regulation. Which might be caused by dirty or loose connections
on the power connector or something internal. I don't have my Corsair II
manual handy to look up the circuit.
73, Jerry, K0CQ
On 7/16/2010 9:46 PM, Steve Berg wrote:
> Tonight while enjoying a nice CW ragchew, the other OM told me that my
> rig was changing frequency about 100 HZ when keyed. I have never been
> told this before, so I experimented a bit, and it looks like that
> happens according to the display. The counter shows an increase in
> frequency when keyed of about that amount. It seems to do it with both
> the internal PTO and the external VFO. I have checked, and the offset
> is switched off. Does anyone have an idea of what is happening here?
> Steve WA9JML
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