ceiling or panel mounting boundary microphone Adastra Cbm20

Adastra Cbm20 - Cbm20 Ceiling Boundary Mic

Low profile ceiling or panel mounting boundary microphone with 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.

Features

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

Technical Specifications

• Power supply : 9-52Vdc phantom power
• Cutout : 20mmDia
• Connection : XLR male
• Frequency response : 50Hz-17kHz
• Max. input SPL : 140dB @ 1kHz (?1% THD)
• Sensitivity : -39dB +/-3dB (0dB=1V/Pa at 1kHz)
• Impedance : 200 Ohms +/-30% (at 1 kHz)
• Dimensions : 72 x 32mmDia
• Weight : 76g