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Interfacing A Motorola Quantar to AllStar-IRLP or Similar
https://community.allstarlink.org/uploads/short-url/3CA9yXb46PUZ7alvOjP92DtswD4.pdf
The Motorola Quantar is a rock solid repeater used by many radio amateurs on 440 and 900 MHz. This article explains how to connect the repeater to a radio interface that supports PTT, COS, Audio In, and Audio Out. This could be a repeater controller, link radio, phone patch (do they still have those?), AllStar
Introduction and Interfacing of the Motorola Quantar Station
https://www.repeater-builder.com/motorola/quantar/q-interfacing/quantar-interfacing.html
For Quantar stations to operate as a base station an external T/R relay controlled by J23 is needed for single antenna operation. With a wireline board installed the stations are also capable of either programmable TRC (Tone Remote Control) or DC control operation. To use the station for external audio and PTT, a wireline card is required.
Motorola Quantar – New Built-In AllStar Controller – K7EVR ...
https://k7evr.org/2021/08/15/motorola-quantar-new-built-in-allstar-controller/
The audio was a sometimes a little choppy compared to the Atom CPU. ... we ran a Pi3B+ in a 3D printed case sitting on top on the Quantar card cage along with the URI and cables. ... into the repeater controller and send AllStar commands including a streaming mode that allows monitoring of system audio and PTT for TX. So a QSO can be held using ...
Quantar Mixed-Mode With External Analog Controller CAT ...
https://www.qsl.net/kb9mwr/projects/dv/apco25/Quantar%20External%20Controller.pdf
Quantar Mixed-Mode With External Analog Controller CAT-1000 Controller 50 Pin Telco Centronics Connector #17Signal Function Jumper Function 2 PIN 5 Aux TX Audio TX AUDIO TX AUDIO #1 - Pin 11 PIN 7 GND COR JUMPER PIN 43 GROUND PIN 8 5 VDC Out PTT JUMPER PIN 22 RELAY CLSR PIN 11 Aux In 1 (Ext Failsoft) PL STRIP AUX 1 IN
QUANTAR INTERFACING CABLES CHART
https://www.qsl.net/kb9mwr/projects/dv/apco25/2013_08_27_Quantar_modem_interfacing.pdf
quantar interfacing cables chart mrti/telco to external analog controller signal jumper mrti j14 50 pin telco wire color rlc-club s-com 7330 ground to 43 7 rd stat - to 7 43 rd stat + (cos) 18 black 7 2 ground 32 black (pwr) pwr conn pwr conn 14.2 vdc output (1 amp max) 33 red (pwr) pwr conn pwr conn mrti tx audio 1 white 4 5 mrti ptt 2 red 3 4
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