[Elecraft] K3 ERR TXG

Jon Kåre Hellan hellan at acm.org
Sat May 30 06:44:44 EDT 2009


My K3 has now recovered from en ERR TXG problem. When trying to 
transmit, output was close to zero, and I got the error message. It 
started happening just after a firmware upgrade, but it turned out to be 
a hardware problem on the RF board. The stage after the pre-amplifier, 
(Q8/Q9) to be precise. Had to replace the two transistors and one of the 
resistors. With a little help from local hams, I was able to fix it 
without returning the RF board to Aptos.

I got excellent support from Elecraft, but I do wonder why this 
happened. We weren't able to determine the cause, and apparently, it has 
happened to others.

73
Jon LA4RT


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