Gaitronics bought out Instrument Associates LMR stuff. Good luck getting
any manuals for the old IA stuff. Gaitronics had a couple of guys who were
OK but has pretty much dropped support for the old IA equipment.
Milt
N3LTQ
----- Original Message -----
From: "skipp025" <[EMAIL PROTECTED]>
To: <Repeater-Builder@yahoogroups.com>
Sent: Sunday, February 05, 2006 11:45 PM
Subject: [inbox] [Repeater-Builder] Re: Need some help with Motorola phone
patch
> I probably have a copy of the manual in
> my files. They were a dorky patch to use and
> would often blow one of the audio gate sections
> in some versions. I replaced one chip with a
> socket after the first failure and kept spare
> chips in the box. IAI never offered up a fix
> that I ever saw.
>
> You might have a look at the I50 patch manual
> on my www.radiowrench.com/sonic page to see
> if that's a similar version.
>
> IAI was pretty good about manuals if you called
> them.
>
> They made about 5 to 8 different models and I
> hated all of them. One or two had voice response
> to commands with the typical sock in the mouth
> fuzzy male voice fidelity.
>
> Circa 1987 is about right.
>
> cheers,
> skipp
>
> > "nj902" <[EMAIL PROTECTED]> wrote:
> >
> > If you intend to use it with your R100, the R100 should have the 25
> > pin option connector installed and cabled to the QRN4314A interface
> > board. The patch connects to this connector.
> >
> > The TDN7406 [MCR100] phone patch was an Instrument Associates drop
> > ship product. The only manuals I ever saw for those products were
> > printed by IAI and did not have motorola part numbers - I really doubt
> > if Motorola parts ID will find anything on this 20 year old device,
> > but you can try them.
> >
> > The unit connects to the R100 with a 25 pin to 15 pin cable as follows:
> >
> > D-15-S TO D-25-P
> > 1- black/red - 1 (Ground)
> > 2 - black/green - 2 (Ground)
> > 3 - red - 3 (DC In)
> > 4 - green - 4 (PTT)
> > 5 - white - 5 (Patch Tx audio)
> > 6 - black/white - 6 (Tx audio gnd)
> > 7 - brown - 7 (Rx audio to patch)
> > 8 - black/brown (Rx audio gnd)
> > 9 - blue - 9 (Alert inhibit)
> > 10 - black/blue - 10 (Patch inhibit)
> > 11 - black/yellow - 11 (Manual control)
> > 12 - yellow - 12 (Unsquelch)
> >
> > There is no real "programming" of the patch - just a few DIP switch
> > settings.
> >
> > Switch SWA:
> > 1 on = no land to mobile, off = land to mobile permitted
> > 2 on = busy if line in use, off = connect any time
> > 3 on = ring to mobile after 4th ring, off = after 1st ring
> > 4 on = 10 minute access timer on, off = timer off
> > 5 on = 3 minute access timer on, off = timer off
> > 6 on = inhibit long distance, off = permit long distance
> > 7 on = dial out by DTMF, off = dial out rotary
> > 8 on = connect star, off = connect pound - star
> >
>
>
>
>
>
>
>
>
>
> Yahoo! Groups Links
>
>
>
>
>
>
>
>
> --
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>
--
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