[Elecraft] K3 & 2 x Amplifiers

Mike VE3YF Mike at ve3yf.com
Sat Aug 15 18:20:16 EDT 2015


Hi:

I am thinking about purchasing a KPA500, as a backup amp as well as 
having the ability to work 6m, but have a question about hooking it up.

Currently I have a tube amp hooked up to Antenna Port 1, and using 
the Key out jack to key the amplifier. I also have a Microham MK2R+ hooked
up to the Aux DB15 Port.

I would like to know if it is possible to hook up the KPA500 to the 
Antenna Port 2, use the KPAK3AUX cable and splitter cable from the K3 
to KPA500,
and then other half of the splitter cable to the MK2R+. When in 
normal use the I would use Antenna Port #1, and when I want to work 
6m or the KPA500
amp use Antenna Port #2.

I guess a question comes to mind, is the key out jack isolated from 
the keying line on the KPAK3AUX cable. I see that is being the major 
issue, but I am
sure I am not the first one to think of this possible setup. I 
welcome any comments etc. Tnx


73 De Mike
VE3YF

http://www.ve3yf.com


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