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Introduction and Interfacing of the Motorola Quantar Station
https://www.repeater-builder.com/motorola/quantar/q-interfacing/quantar-interfacing.html
Audio Wiring: Line1 = Transmit Audio: balanced 600ohm (requires PTT from J17 to pass wireline audio to the transmitter). Line2 = Receive Audio: balanced 600ohm. External PTT: PTT requires applying ground to J17 pin 47. …
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
Motorola QUANTAR Rapid Interface Cable – Northcomm ...
https://northcommtechnologies.com/products/motorola-quantar-quick-solution
All of the COR and PTT jumper settings are already integrated within the cable. This cable also includes four logical QUANTAR inputs that can be connected to your devices’ logical outputs. The following connection points are provided at the DB-25F: TX Audio Output; RX Audio Input; PTT ; COR; PL Detect; Ground; 14.25 VDC (up to 1 AMP) 4 logic input
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. With the advent of quad-core Pi’s that problem went away completely. For quite awhile, we ran a Pi3B+ in a 3D printed case sitting on top on the Quantar card cage along with the URI and cables.
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
QUANTAR INTERFACING CABLES CHART - QSL.net
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
QUANTAR External Control Module REV 1.1
https://northcommtechnologies.com/products/quantar-external-control-module
QUANTAR External Control Module REV 1.1. Sale. Regular price. $129.00. Shipping calculated at checkout. Sometimes spending $600 to connect your Motorola QUANTAR to an external controller is a bad idea. Our $129 QUANTAR External Control Module provides almost every control function you need without wasting money on the ones you don’t.
QUANTAR STATION / REPEATER - Repeater Builder
https://www.repeater-builder.com/motorola/quantar/pdfs/quantar-v-u-8-brochure.pdf
Motorola’s QUANTAR base station provides you with true, full-functioning digital technology in either 12.5 or 25 kHz channels. This result is exceptional performance and a vast array of features that include: • Digital audio quality comparable to analog audio • Improved consistency in voice quality across your coverage area
Quantar SCM and WL Card dependencies | RadioReference.com ...
https://forums.radioreference.com/threads/quantar-scm-and-wl-card-dependencies.407343/
Hi all, A Newbie to Quantar's at this end. I'm trying to get my SCM to talk properly to the 8WL card I have, and for the life of me, cant get the 50pin Aphenol connector to accept a PTT ground signal from a URIx AllStar node. This points me to the model numbers of the Quantar cards I have, and...
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