MC220 boundary microphone
Designed to be used on plane to provide high-quality sound receiving and conference application.
Hemisphere unidirectional restricts noise backwards and makes hearing sound receiving ahead clearly.
The microphone is powered by D.C. 48V phantom power supply.
Specifications and parameters :
Directivity: All around
Frequency response: 30-20000Hz
Sensitivity: -43 dB (7.0 mV) at 1V 1Pa
Impedance: 200 Ω
Dynamic range: 111 dB, 1 kHz at maximum sound pressure
SNR: 67 dB, 1 kHz at 1Pa
Phantom power supply: DC48V, power consumption 2mA