[Elecraft] OT --K3S/KPA500/KAT500 - Adjusting TX Power

Bob McGraw K4TAX rmcgraw at blomand.net
Mon Sep 4 18:08:42 EDT 2017


I'll speculate that most hams today have a tuner at the station 
location, while very few have tuners located at the load.    The load 
being the point where the coax or balanced line is attached or is 
feeding the radiating device.   That being the case with the tuner at 
the load, then SWR on the line does not change with the use of a 
tuner.   Only when the tuner is located at the load does the SWR on the 
line become nil and thus the line is operating at minimum loss or in a 
matched condition.

73

Bob, K4TAX


On 9/4/2017 4:39 PM, Bill Frantz wrote:
> Of course Bob meant when the tuner is located at the transmitter. When 
> the tuner/matching network is located at the antenna feed point, the 
> SWR of the line changes and so do the line losses.
>
> 73 Bill AE6JV




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