[Elecraft] K2 power out increase with higher SWR
Don Ehrlich
ehrlich at clallambroadband.com
Wed Aug 1 12:05:30 EDT 2007
It is a normal indication but ... the power is not actually increasing. The
power display is only accurate when feeding a tuned ( 50 ohm resistive )
load. The untuned antenna is causing the reading to be in error.
Don K7FJ
> I've noticed that with my K2 the power increases with highter swr. While
> adjusting the tuner as the swr goes up the power increases and sometimes
> doubles and when going down the power goes down. Just last night, I was
> running 5 watts and switched to another antenna. I forgot to tune the
> antenna before transmitting and the transmit power went from 5 to 10 watts
> because, of the higher swr. I've noticed this before. Is this normal?
> It seems to make more sense for the opposite to happen.
>
> Gary, N7HTS
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