Subject: Re: [Elecraft] Icom 7100 and KAT500/KPA500 PTT issues
The 4-wire AH4 connection doesn't PTT key the amp. It has 12v, ground,
Start, which is a signal from the Icom to the tuner that is asserted when
you press the Icom tune button, and ah4 key, which is asserted by the tuner
when it needs
Sadly, the odds are fairly high that it will, Jeff. :-)) And, 65 will
be the last money birthday [Medicare]. It's all downhill from there.
73,
Fred K6DGW [73]
- Northern California Contest Club
- CU in the 2014 Cal QSO Party 4-5 Oct 2014
- www.cqp.org
On 11/8/2013 9:19 AM, Jeff Griffin
The 4-wire AH4 connection doesn't PTT key the amp. It has 12v, ground, Start,
which is a signal from the Icom to the tuner that is asserted when you press
the Icom tune button, and ah4 key, which is asserted by the tuner when it needs
a tune level signal from the Icom. The amp needs a
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