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Adastra Cbm20 Ceiling Boundary Microphone

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Adastra Cbm20 Ceiling Boundary Microphone
Excl. Vat: £27.00 Incl. Vat: £32.40

Availability: In stock

Ceiling Boundary Microphone 952.346UK by adastra



Adastra Cbm20 - Ceiling Boundary Microphone

This low profile ceiling or panel mounting boundary microphone has an omnidirectional pick-up pattern which is Can be used 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.


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

Technical Specifications

Cutout : 20mmDia
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 31mmDia
Weight : 70g
Power supply : 9 - 52Vdc phantom power

Additional Information

Additional Information

SKU 952.346UK
Barcode 5015972185339
Manufacturer Adastra
Manfacturer Code CBM20
Series No

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