Hi Richard,

If both amplifiers use transistor switching, you may be able to simply connect the two in parallel and use the K3 to activate whatever amp is turned on. I am sure there must be better ways to do it, but simple often has a lot going for it. I have the key out of my K3 connected to a TE SYSTEMS 0552G amp for 6m and a Mierage B1016 amp for 2m. No problems yet .... GL and VY 73, Lance


On 4/16/2013 9:03 PM, Richard Thorpe wrote:
I have a K3 and want to key two different external amplifiers.  The K3 has one "key 
out" line this I use to key an Expert 1K 160-6 meter amp.  Now that I've installed a 
K144XV board I want to key a 144Mhz block amp.  I wondered how my fellow hams are keying 
two seperate amps separately with one key line?  Thank you.

R Thorpe K6CG
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--
Lance Collister, W7GJ
(ex WA3GPL, WA1JXN, WA1JXN/C6A, ZF2OC/ZF8, E51SIX, 3D2LR, 5W0GJ, E6M)
P.O. Box 73
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2m DXCC #11/6m DXCC #815

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email group, or just fill in the request box at the bottom of my web
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