Adastra CBM20 Ceiling Boundary Microphone

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£25.00 £30.00
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Product Description

Product Ref:952346

The Adastra CBM20 Ceiling Boundary Microphone, is a low profile ceiling or panel mounting boundary microphone which has an omnidirectional pick-up pattern which is suitable for use where discreet audio surveillance is required. Applications range from audio pick-up in induction loop systems to audio monitoring and recording for CCTV systems.

CBM20 Key Features:

  • Phantom powered (9-52Vdc)
  • Threaded for up to 50mm mounting depth
  • Omnidirectional pickup pattern

Specifications:

  • Power supply 9 - 52Vdc phantom power
  • Cutout 20mmŲ
  • Frequency response 50Hz-17kHz
  • Max. input SPL 140dB @ 1kHz (?1% THD)
  • Sensitivity -39dB ±3dB (0dB=1V/Pa at 1kHz)
  • Impedance 200? ±30% (at 1 kHz)
  • Dimensions 70 x 31mmŲ
  • Weight 70g

 

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