Fw: [Elecraft] Interfacing K3 to TenTec QSK Amplifiers/AutomaticAntenna Tuner

Jim Brown jim at audiosystemsgroup.com
Fri Nov 21 01:52:14 EST 2008


On Thu, 20 Nov 2008 17:23:10 -0500, Don Wilhelm wrote:

>Sorry for the note of pessimism, but I don't have the details of the 
>TenTec amplifiers available, and I mention this only as a cautionary 
>statement.

There is NOTHING wrong with Ten Tec's method of keying the amp and 
letting the amp key the radio. I did this for years with a wide variety 
of transceivers including the K2, TS850, Omni V, and FT1000MP, and I 
always ran full QSK with great sounding CW. It does the proper timing to 
make CW sound great (remember, Al Kahn, K4FW, the founder of Ten Tec was 
a CW man) and prevent hot switching at the amp with virtually any 
transceiver.

When I bought the K3, I learned that it had the delay circuits that made 
the complexity of the Ten Tec circuitry un-necessary, and I subsequently 
learned from K6XX that the MP family does too, so that's the way I run 
the amp now with those radios.

73,

Jim Brown K9YC 




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