MRM-70B UHF Single-Channel Diversity Receiver Module


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The easy to install and use plug-and-play MRM-series receiver modules are designed mainly to fit MIPRO wireless portable PA systems for wireless microphone applications. Other unique installations can be considered for PA amplifiers, mixers, signal processors, and active speakers.


  • Preset 16 auto-scannable frequencies.
  • 『SCAN』and『ACT』, interference warning indicator and “Sensitivity” adjustor.
  • Easy-to-read LED channel display and 5-segment RF and audio meters.
  • Diversity receiving technology for optimum reception quality.
  • Modular design allows for easy installation and replacement.
  Frequency Range UHF 480 ~ 934 MHz (country dependent)  
  Bandwidth 24 MHz  
  Preset channels 16  
  Channel Set-up Scan & ACT Sync  
  Display Status Channel, RF & audio meters and interference warning indicator  
  Receiving Mode CPU-controlled diversity receiving  
  Sensitivity 10 dB μ V at S/N > 80 dB  
  S/N Ratio > 100 dBA  
  T.H.D. < 0.5% @ 1 kHz (Dev.=32 kHz)  
  Frequency Response 60 Hz ~ 15 kHz (Overall system)  
  Squelch Control "PiloTone & NoiseLock" dual-squelch circuits  
  Audio Output 610 mV rms  
  Power Supply 12 ~ 15 V DC  
  Dimensions (W × H × D) 75 × 35 × 141 mm  
  Weight Approx. 126 g  
  Note Refer to actual product in the event of product description discrepancy.




  • Model: MRM70B
  • Shipping Weight: 0.126kg
  • Manufactured by: MIPRO