[Elecraft] Unusual Behavior K3S / KPA500 Drive Power Greater Than 12 watts
Don Wilhelm
donwilh at embarqmail.com
Wed Mar 4 22:58:58 EST 2020
Tony,
The other comments are correct, but I will add one more. Adjust the SSB
audio so that you have 5 to 7 bars on the ALC meter when talking into
the mic. If you have less than that, the K3/K3S will "Power Hunt"
trying to keep up with the requested power.
73,
Don W3FPR
On 3/4/2020 9:20 PM, Tony wrote:
> Rick Et al:
>
> The K3S makes 110 watts measured so the rigs finals appear to be just
> fine. Audio is also clean with no distortion. After further testing, I
> found that the power drop is only momentary.
>
> The RF output on the KPA500 does drop when the drive on the K3S is
> increased from 12 to 13 watts, but it quickly rebounds to it's normal
> output a few seconds later.
>
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