[R-390] Below 8mhz problem

Wed, 23 Jan 2002 06:56:34 -0600

On Tue, Jan 22, 2002 at 08:27:07PM -0800, Spence Barton wrote:
> Greetings R-390 list. My first post.
> 
> I recently got a Motorola R-390a. My first. It works well and I have really
> enjoyed using it. In using the cal mode, though, I noticed that I still
> heard stuff from the antenna and there is no relay click between cal and
> mgc. A quick removal of the top cover to troubleshoot showed that the
> antenna relay module had been removed by persons unknown. End of
> troubleshooting. It also has only a hole where the balanced jack would be
> and the unbalanced jack is not original. The receiver is in otherwise quite
> good condition - very clean. It has probably been rebuilt by a past owner.
> 
> I am considering whether to try to find an antenna relay module to install.
> Right now I don't need the balanced jack or the break-in feature but I might
> want them in the future. Any thoughts on whether it should be replaced or
> where one might be found? I have heard that Rick Mish routinely removes the
> balanced antenna jack and replaces the unbalanced jack with another type.
> Any truth to this?

He didn't do anything of the sort with the all-Collins 390 he 
restored for, and sold to, me. 

-- 
Mike Andrews
[email protected]
Tired old sysadmin since 1964