Jim,

Of course you are correct - Nick did not mention that he had the ATU
installed, and since it is a newly built K2, I ASSUMED it was not - shame on
me!!

If the ATU is installed, pressing TUNE and DISPLAY at the same time will
produce full power output.

73,
Don W3FPR

> -----Original Message-----
>
> Don and Nick,
>
> Doesn't the K2 drop the power to 2 watts during tune?  Or am I thinking
> of a K2 with the ATU?
> I know that I was bitten by this once - I thought something was wrong
> with my K2 when I was
> trying to tune it up with a new antenna and I had a power meter in
> line.  I had set the K2 to 5
> watts and it was only putting out 2 watts in tune.
>
> Jim
> W4BQP
>
> Don Wilhelm wrote:
>
> >Nick,
> >
> >With both low power out and low current drawn, there is clearly
> not enough
> >energy being developed by one of the transmit stages.
> >
> >If you have not already, build up the RF Probe that came with
> the K2 kit and
> >do the Transmitter Signal Tracing steps detailed in the Troubleshooting
> >Appendix of the K2 manual.  Once you locate the stage where the
> RF Voltage
> >level is significantly lower than that which is expected, the
> problem will
> >be just before that stage.
> >
> >Once you have localized the problem to one stage, we can help
> you localize
> >the component at fault.
> >
> >73,
> >Don W3FPR
> >
> >
> >
> >>-----Original Message-----
> >>
> >>K2 #5209, Set at 5W, TUNE, I'm drawing only 1.0A, and should expect 1.3
> >>to 1.6. Similarly, set at 10W TUNE, I'm drawing 1.02A, not 1.8 to 2. I'm
> >>pretty sure I'm not putting out the power I should be, and DL1+DMM also
> >>implies I'm only putting out about 2-4W, not 5-10. This would be at
> >>7100kHz during 40m TX alignment. Is there some way to calibrate the
> >>power output using DL1 and my DMM, or have I built something wrong?
> >>
> >>
> >>
> >
> >
> >
> >
> >
> >
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