[Elecraft] KPA-500 Switch from STBY to OPER

[Bob McGraw K4TAX]

Sounds as though the TR switching has failed.  Contact Elecraft support. 

Bob, K4TAX


Sent from my iPhone

> On Feb 10, 2020, at 5:05 PM, afpacker at gmail.com wrote:
> 
> I am looking for thoughts and suggestions to diagnosis what I am seeing.
> When the amp is changed from STBY to OPER the receive signal drops by
> multiple db and the general background seems to increase significantly. The
> tuner seems to work the same with or without the amp. When I transmit it
> appears I am getting full power output. I am driving the KPA-500 with a K3.
> 
> 
> 
> Thanks in advance
> 
> 
> 
> Allan
> 
> WA7BKD
> 
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> 
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