{Collins} Re: 51J4 Help

> Not having a J4 Manual as of yet...How do you hook up the mute contacts
> to the dow key...Are they Normally open or closed and is it on the remote
> in the rear or were????Thanks all for the help....

Hi, Bob ...

It's a little more complicated than the standard NC contact relay a la 75A4 
and most normal ham receivers.

You need to provide a source of 12VDC to terminals 2 and 3 of the 
"remote" terminal strip.  So you want to use a NO relay in SERIES with a 
12VDC supply to these terminals.


Grant Youngman / NQ5T
Double Oak, TX -- nr Dallas

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