[Elecraft] K3: High swr

Larry Gerhardstein W7IN at montana.com
Tue Apr 8 14:17:01 EDT 2014


K3:7360 P3:3112
Ant1 is a 3 el SteppIR
Ant2 is a 347 ft. longwire

Tuning either antenna through the K3 ATU measures 3:1 or higher on the 
K3 display.  Bypassing the ATU and using an external SWR meter measures 
1.3:1 for the SteppIR after tuning the SDA100.

It used to work great 100% of the time.  Only thing that has changed in 
the K3 is install of the KXV3A as part of the P3 assembly.

What to do?  Does the K3 need a factory visit?

73, Larry W7IN


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