Product Name : UHF Diversity Dual-Channel Receiver Module

*The product images and specifications shown on our website may differ from the actual products due to different versions.

  • Advanced diversity technology for optimum reception quality.
  • Preset with 16 auto-scannable frequencies.
  • One-touch Scan for a clear, interference-free frequency.
  • One-touch ACT™ syncs the transmitter and receiver frequency automatically.
  • Easy-to-read LED channel display.
  • Interference warning indicator.
  • "Sensitivity" adjustor can be adjusted to minimize interference.
  • Dual "PiloTone & NoiseLock" circuits minimize interference.
  • 5-segment RF and Audio meters.
  • Modular design allows easy installation and replacement.
  • When MRM-70S / MRM-70D is installed, master level control enables volume be wirelessly controlled by an ACT-32HR transmitter microphone instead of a separate remote. (MA-708 & MA-808 portables)
Product Introduction
Name UHF Diversity Dual-Channel Receiver Module
Frequency Band UHF 480 – 934 MHz
Bandwidth 24 MHz
Preset Channels 16
Channel Setting Manually set up the desired channel or scan for an open channel. Press the ACT button to synchronize the transmitter and receiver
Display Channel, RF/AF meters, sensitivity meters and interference warning indicator
Receiving Mode MCU-controlled diversity receiving
Sensitivity S/N > 80 dB at 10 dBμV
S/N Ratio > 100 dBA
THD < 0.5% @ 1 kHz
Frequency Response 50 Hz – 18 kHz
AF Output 610 mV RMS
Power Supply DC 12 – 15 V
Note Refer to the actual product in the event of product description discrepancy


Spec Sheet
MRM-70D UHF Diversity Dual-Channel Receiver Module (Ver.2023) 0.17M | 2023/03/24

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