[Amps] Drake L4 Slow Relay
Roger Parsons
ve3zi at yahoo.com
Sat Nov 21 13:34:27 PST 2009
K1KP wrote:
...Quite often the cause of the 'missing first dit' is that the exciter is making RF before the amp has switched over to transmit. The exciter sees a high SWR, and on rigs such as the 765, folds back the output...
...a solid sate version of the PTT signal available on an output connector known as 'SEND'...
Tony is quite correct.
However, beware! The solid state PTT signal on the IC765 operates about 8ms before RF appears which is fine. Unfortunately, if the rig is used in full break-in mode, it de-operates (?!) about 8ms BEFORE RF disappears - which is disastrous!
73 Roger
VE3ZI
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