Relacart BM-112 Overhead Microphones

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Relacart BM-112 Overhead Microphones

Relacart

Model:  RELA-BM-112
Part Number:  BM-112
Brand:  Relacart

The BM-112 microphone is designed for ceiling installation. The BM-112 interface microphone is designed for ceiling or desktop mounting and is suitable for telephone/video conferencing, audio recording or round table discussion amplification and where the microphone needs to be hidden as much as possible. The terminals for both phones are mounted on a standard base case and use a 1-gigabyte panel. The BM-112 is widely used for telephone/video conferencing, choir performance, distance learning and any application requiring high quality voice or music playback/recording. All microphones have good rf shielding effect and can effectively isolate rf interference from various wireless communication devices (such as mobile phones).

Product Features

Multipurpose installation

For fixed or suspended ceiling installations.

microphone gain

High gain before feedback.

pointing feature

BM-112 hemispherical directivity characteristics.

Anti-interference

Good RF shielding effect, effectively isolates RF interference.

Product Specifications

Microphone Type Condenser Cardioid
Frequency Response 35Hz-18KHz
High pass filter 100Hz, 18dB/octave
Turn-on sensitivity -32dB, at 1V at 1Pa
Output impedance 200 ohms
Maximum withstand sound pressure 130dB sound pressure, 1KHz at 1% T.H.D.
Dynamic range (typical) 110dB, 1KHz at maximum sound pressure
Signal-to-noise ratio >68dB, 1KHz at 1Pa
Phantom power supply DC12-52V
Power consumption 8mA (typical for BM-112)
Output connection port 3P quick connector
The best distance for pickup 10-20cm
Microphone size (mm) and weight (g) BM-112 90×86×35 about 95g
Colour White