Search found 8 matches

by mutantblue
Thu Apr 10, 2025 10:13 pm
Forum: Base Stations, Repeaters, General Infrastructure
Topic: Quantar Receiver Failure
Replies: 0
Views: 12905

Quantar Receiver Failure

I have a 900 MHz Quantar that was working fine and then recently I noticed the receiver didn't seem to be working. Using RSS, I looked at the Metering Screen and noticed that the Injection Level was only 0.08 volts. I swapped the receiver with a known good (and working) receiver and for this unit ...
by mutantblue
Sun Aug 01, 2021 9:59 am
Forum: Base Stations, Repeaters, General Infrastructure
Topic: Quantar 2nd V.24 Port
Replies: 2
Views: 8103

Re: Quantar 2nd V.24 Port


Its only used on the comparator board.


Thanks Byron. That's what I'd come to believe. I first found that a 4-Wire Wireline board didn't pick-up the hardware interfaces. I then proceeded to get an 8-Wire board that did interface to the second port on the V.24 board, but didn't see anywhere in ...
by mutantblue
Sun Jun 06, 2021 9:54 pm
Forum: Base Stations, Repeaters, General Infrastructure
Topic: Quantar 2nd V.24 Port
Replies: 2
Views: 8103

Quantar 2nd V.24 Port

On a Quantar with a V.24 daughter card, is it possible to use Port 2? I realize that an 8-Wire WIB is needed to interface with the second port circuitry of the daughterboard, but even with the 8-Wire board, I haven't been able to utilize Port 2. Is there any way around this, or is Port 2 only ...
by mutantblue
Sat Jun 27, 2020 9:51 am
Forum: Software & Firmware Releases & Issues
Topic: USB Programming After Window 10 2004 Update
Replies: 2
Views: 11832

USB Programming After Window 10 2004 Update

Anyone else having problems after the Windows 10 2004 update? Since updating my PC, neither my XTS or XTL USB programming cables seem to be recognized in Device Manager. I get the "jingle" when I plug them in, but nothing gets populated on the screen. As a result neither, CPS can't talk to my radios ...
by mutantblue
Fri Jun 01, 2012 10:10 pm
Forum: Base Stations, Repeaters, General Infrastructure
Topic: Quantar V.24 Card Switch Settings
Replies: 3
Views: 3140

Quantar V.24 Card Switch Settings

Does anyone have descriptions of what the two sets of dip-switches (S101 and S102) do on the V.24 daughtercard? The card that I have has switch 1 of both switches in the "ON" position and switches 2,3 and 4 in the "OFF" position. It would be nice to know the function of these switches. I've only ...
by mutantblue
Mon May 28, 2012 12:51 pm
Forum: Base Stations, Repeaters, General Infrastructure
Topic: Analog Passthru on DIU 3000
Replies: 2
Views: 1297

Analog Passthru on DIU 3000

I'm trying use a Quantar and DIU 3000 to interface to an ROIP controller. In the past I have just passed analog audio (via wireline) to and from the controller, but I recently acquired the DIU and would like to get audio to the controller with either an analog or P25 input. I've added the V.24 ...
by mutantblue
Tue Mar 18, 2008 12:35 pm
Forum: Legacy Batboard Motorola ASTRO (VSELP/IMBE/AMBE) Equipment Forum
Topic: Deviation Balance using Astro 25 Tuner on Spectra
Replies: 2
Views: 847

Re: Deviation Balance using Astro 25 Tuner on Spectra

So are the 10 Hz and 67 Hz tones correct? Why is this so much different from the tones used on the XTS 2500?

I was using an HP 8920 to measure the deviation, but could get access to an 8901 if needed.
by mutantblue
Tue Mar 18, 2008 10:46 am
Forum: Legacy Batboard Motorola ASTRO (VSELP/IMBE/AMBE) Equipment Forum
Topic: Deviation Balance using Astro 25 Tuner on Spectra
Replies: 2
Views: 847

Deviation Balance using Astro 25 Tuner on Spectra

I am trying to align the deviation balance on a UHF Astro Spectra Plus using Astro 25 Tuner. I've used the tuner on an XTS 2500 before and everything worked fine. With the 2500 and tuner, modulation tones of 60 Hz and 3000 Hz are balanced as advertised. However, when I try to align the Spectra +, I ...

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