> "Chris Peterson" <[EMAIL PROTECTED]> wrote:
> All,
> Our local EOC has an MSR-2000 repeater, converted
> to 146.745- Mhz.
How was it converted?
> It has always had a flaky PA. The local Motorola
> shop says there is a crack in the board that broke
> a trace. This has failed about every 6 months and
> the Motorola shop has simply soldered across the
> trace and temperarily solved the problem.
"temporarily solved the problem" ..?
> Now, though, we're having a different problem.
> When it gets hot, the repeater TX drops out
> completely, sometimes for a couple minutes.
> This, to me, sounds like an exciter problem,
> or possibly a bad connection between the
> exciter and PA,
I would not make that assumption. You can use
the metering points to help find the problem.
> but the Motorola shop has tried to blame
> the RC-850 that is connected to the repeater.
Consider a different repair shop for your next
job.
> We've disconnected the RC-850 and still have
> the problem using the internal controller,
See my comment just above.
> so we believe we've mostly ruled out the
> modification as being the problem.
What was the modification?
> I'm looking for replacement PAs, exciters, or
> any other MSR-2000 parts.
Contact me off the group, I can probably help
you solve your problem.
> I'd also be interested to know if any other
> Motorola parts will directly
> drop in. I.E. Mitrek parts?
Some, not all. Depending on what band and
model you have, some Micor and Consolette
units have some similar parts.
> It's storm season now, so we'd like to get
> the repeater functioning properly
> as soon as possible.
> Thanks and 73,
> Chris Peterson, KG0BP
cheers
skipp
www.radiowrench.com
also skipp025 @ yahoo.com
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