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MTR2000 - Motorola
https://www.motorolasolutions.com/content/dam/msi/docs/business/products/cellular_networks/base_stations/mtr2000/_documents/static_files/mtr_2000_800_900_catsheet.pdf
MTR2000 800/900 MHz Station/Repeater/Receiver FEATURES/BENEFITS MTR2000 75 Watt Station/Repeater Enhanced Features in an Economical Package MTR2000 Station/Repeater ... Audio Sensitivity: –20 dBm to 0 dBm variable –20 dBm to 0 dBm variable Spurious and Harmonic Emissions Attenuation: 80 dBc 80 dBc
Motorola MTR2000 Information Index - Repeater Builder
http://www.repeater-builder.com/motorola/mtr2k/mtr-index.html
Issue 1: MTR2000 station locks up in transmit with no PL. Issue 2: MTR2000 station does not transmit an analog audio on wireline line 2. Motorola has identified a firmware issue in all versions prior to and including version R03.04.002 and has a warranty fix. The PDF file linked above includes a software order form.
MTR2000 Brochure - repeater-builder.com
https://www.repeater-builder.com/motorola/mtr2k/pdf/mtr2000-vhf-uhf-catsheet.pdf
Audio Sensitivity: –20 dBm to 0 dBm variable –20dBm to 0 dBm variable Spurious and Harmonic Emissions Attenuation: –85 dBc –85 dBc FM Hum and Noise: (750µs de-emphasis) 300 to 3000 Hz bandwidth, 300 to 3000 Hz bandwidth, 60% RSD 60% RSD 30 (VHF)/25 kHz 50 dB nominal 50 dB nominal 12.5 kHz 45 dB nominal 45 dB nominal
MTR 2000 Base Station - Motorola Solutions
https://www.motorolasolutions.com/en_us/products/two-way-radios/mototrbo/discontinued/mtr2000.html
MTR 2000 Base Station. Motorola's MTR 2000 Station/Repeater/Receiver is a continuous-duty analog base/repeater station for use on both conventional and trunking systems in the VHF, UHF, and 800 and 900 MHz bands. Onboard self-testing and a microprocessor-based design keeps system up-time at a maximum. Specifications. How to Buy.
Programming an MTR2000 for the STM32-DVM-MTR2K – KS …
http://ks-dmr.net/2019/04/30/programming-an-mtr2000-for-the-stm32-dvm-mtr2k/
The sections we’ll be working with are the “Discriminator” button under “Audio Input/Output” and “Aux TX Input” under “Transmitter”. Calibration matches the procedure for the Repeater-Builder STM32-DVM. Since the STM32-DVM-MTR2K is optimized for the MTR2000, there is no need to have two RX audio adjustments.
L I C O T E L E C O M : Maxtrac MTR 2000 - Blogger
https://licotelecom.blogspot.com/2016/04/fazendo-uma-maxtrac-e-mtr2000-cabo-de.html
Fazendo uma MaxTrac e MTR2000 Cabo de programação Dual-PurposePor Robert W. Meister WA1MIK. O cabo de programação MaxTrac é usado em um monte de rádios com tomadas de programação RJ45, tais como o raio, MaraTrac, GM300, GTX, CDM, etc. Você pode fazer ou comprar um cabo para cerca de US $ 7; ela consiste de uma ficha RJ45 modular, um ...
https://groups.io/g/repeater-builder/topic/motorola_mtr_2000_questions/32241306
This is an update to the "Interfacing the MTR2000 to an External Controller (Arcom RC210)" article. I have found a way to get the MTR2000 to pass audio with the internal PL/DPL tone intact, without an external tone generator.
Using The PI-REPEATER-1X-MTR2000 with the MTR2000 – ICS ...
https://ics-ctrl.com/using-the-pi-repeater-1x-mtr2000-with-the-mtr2000/
CONNECTING UP THE AUDIO. There are 2 ways of interfacing the audio to the controller. (1) A jumper between pins 2 & 3 and a jumper between pins 4 & 5 on the PI-REPEATER-1X-MTR2000 adapter board J3 (Note this silk screen is missing, the connector is immediately adjacent to J4). Unfortunately, this method does not pass PL properly.
MTR2000 – ICS Controllers
https://ics-ctrl.com/MTR2000/
MTR2000 Passive Adapter Boards. ... Additionally, a 10uF capacitor is provided on the transmit audio line from the controller to the transmitter. Pi-Repeater Installations. For existing installations with a Pi-Repeater-<1X/2X> or pinout compatible controllers such as the RC210 and others. The MTR2000-Repeater Adapter brings out a DSUB-9 ...
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