[TMC] Mating 2-Pin Male Muting Relay Connector for GPR-90

[John Poulton]

Sizes are on that drawing, if the dimensions help:

https://tmchistory.org/tmc_drawings/drawings_db/jj/jj-100-199/jj-146.pdf

Indeed, i believe Nick is correct.  I'm vaguely remembering that some tube
portables, perhaps some versions of the TO, use this connector for their
battery packs...

73, John K4OZY





On Thu, Dec 8, 2022 at 10:25 AM Lawrence Godek <lawrenceg94 at gmail.com>
wrote:

> I also found that if you go to an old Motorola radio dealer or find some
> of those cables laying around they probably have the correct pin sizes.
> I had one i put with my GPR-90 and may have another one.  I think they
> were used with old BC radios from the 40's that connected the speakers
> to the back of the radios.  I have some of those pins from my days of
> selling Motorola radios and installing the same.  Unfortunately i don't
> have the GPR-90 anymore but i think i know the correct size.
>
> Larry W0OGH
>
>
> On 12/8/2022 7:26 AM, John Poulton wrote:
> > Folks,
> >
> > Ironically, the data for these connectors can be found in the TMC
> drawings
> > stash, whose keeper I became about a decade ago, thanks almost entirely
> to
> > Bruce!.. :)
> >
> > The female connector on the GPR-90 is J-4, and the parts list for the
> > GPR-90 indicates that it is TMC part (and drawing) number JJ-146.  The
> > drawing, which has been scanned, shows this part to be a Cinch 16034.  It
> > has a 1/8" and a 5/32" pin, allowing the connector to be polarized.
> Turns
> > out the mating connector is PL-123 (this drawing has also been scanned,
> but
> > is upside-down.. sigh), a Cinch 2724, or possibly 11631.  See
> >
> > https://tmchistory.org/tmc_drawings/drawings_db/pl/pl_100_199/pl-123.pdf
> >
> > So, now for the fun part:  finding a Cinch 2724 or 11631.  Maybe the
> usual
> > places..?  Ebay, Fair Radio, SS of Nebraska...?  It's also possible that
> I
> > have one in my stash.. I'll check over the next day or so and get back to
> > you, Bruce!
> >
> > 73, John K4OZY
> >
> >
> >
> > On Thu, Dec 8, 2022 at 2:10 AM 1oldlens1 <1oldlens1 at ix.netcom.com>
> wrote:
> >
> >> Ok, famiar connector.  I think they were made by Amphenol.  I wonder if
> a
> >> juke box parts place might have them.Sent from my Galaxy
> >> -------- Original message --------From: Sheldon Daitch <
> SDAITCH at usagm.gov>
> >> Date: 12/7/22  9:54 PM  (GMT-08:00) To: triodes <triodes at optonline.net
> >,
> >> 1oldlens1 <1oldlens1 at ix.netcom.com>, tmc at mailman.qth.net Subject: Re:
> >> [TMC] Mating 2-Pin Male Muting Relay Connector for GPR-90
> >> Or see:
> >>
> >> https://www.universal-radio.com/used/u205rear.jpg
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
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