[Elecraft] SWR Measurement with KAT3

Vic K2VCO vic at rakefet.com
Tue Nov 20 16:25:34 EST 2007


Bill NY9H wrote:
> i DO notice a difference  ...between the k3 info and the  swr/wattmeter 
> on it's output.
> I believe it is due to the tuner components still in the line ....
> when bypass is selected.  AM I CORRECT ???

Certainly possible. The K3's meter is before the tuner, and 'bypass' 
isn't exactly 'bypass' because the tuner is in line and set to 
compensate for stray inductance/capacity of traces, etc. in order to 
provide a 1:1 SWR reading when connected to a 50 ohm load.
-- 
73,
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco


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