[ICOM] 746 receive deaf

Gary Fiber g.fiber at verizon.net
Wed Oct 13 19:10:28 EDT 2004


Paul,

Still sounds like the T/R relay, sometimes there is another in the tuner 
that switches during the Transmit and Receive switching. I don't have a 
print of the 746 at hand so I can't look further into it.
How about if you press the PTT does the receive come back as it does when 
you hit the tune button?

Gary K8IZ

>gary the problem happens with the tuner in or out of line. always when it is
>out of line and sometimes when it is in line. paul
> > I would suspect the TR relay. Or a relay in the tuner. How does it work
> > with the tuner bypassed?
> > >hi guys, i just picked up a used 746. it works fb on 2 meters. output is
> > >100% on hf . receive is intermittent. sometimes it goes deaf after
> > >transmit. hit the tune button and it comes back, then goes deaf again
> > >after transmit. sometimes it works ok if i turn the rig off and power
> > >   back up. any ideas? tnx  paul w8jn



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