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 > > > > > > > > > -- > No virus found in this incoming message. > Checked by AVG Free Edition. > Version: 7.1.375 / Virus Database: 267.15.2/251 - Release Date: 2/4/06 > -- No virus found in this outgoing message. Checked by AVG Free Edition. Version: 7.1.375 / Virus Database: 267.15.2/251 - Release Date: 2/4/06 Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/