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oNHRC-4/M2

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NHRC-4/M2 Repeater Controller
An Integrated Linking Repeater Controller
for General Electric MASTR II Radios

The NHRC-4/M2 is a version of our popular NHRC-4 Repeater Controller that plugs in to the GE MASTR II. [Picture of NHRC-4/M2 Controller]
Click image to view a bigger picture.
Features:
  • Plugs in inside a General Electric MASTR II mobile with no complicated wiring. Fits in Base Stations, too!
  • Secondary port can be remote base, link radio or slaved duplex repeater.
  • "Intelligent" ID algorithm.
  • A single connector interfaces a CommSpec TS-64 (not supplied) for full CTCSS encode and decode on the primary (MASTR II) port.
  • Distinctive Courtesy Tones can indicate channel activity:
    • primary receiver courtesy tone.
    • primary receiver courtesy tone, secondary port transmit enabled.
    • secondary receiver courtesy tone.
    • secondary receiver courtesy tone, secondary port transmit enabled.
    • primary receiver courtesy tone, secondary receiver active, alert mode selected.
  • 1 Digital output:
    • Fan control (runs when transmitter on and n minutes after).
    • On/Off/Pulse commands.
    • Open-collector output.
  • Touch-Tone remote control and programming.
  • Hang timer, ID timer, Timeout timers, Fan Timer, and CW messages stored in non-volatile memory.
  • Individual audio gating on each port allows use of non-squelched receiver audio.
  • LED CAS, PTT, and DTMF indicators for primary port.
    CAS and PTT indicators for secondary port.
  • Both ports support optional NHRC-DAD digital audio delay for squelch tail elimination/reduction and total muting of DTMF.
  • Extremely low power consumption.
Documentation:
Version 3.0 Manuals

Prior Versions Manuals

Accessories:
Pricing:
NHRC-4/M2 Integrated Linking Repeater Controller
for GE MASTR II Mobiles and Base Stations.
$189.00
NHRC-4 Version 3.0 Upgrade Includes new microcontroller IC and printed documentation $29.00
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