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M-51S Microphone Input with Voice Gate

M-51S

- For Balanced, Low Impedance Microphones.
- High Cut Fileters for tone control, 330 Hz, 6 dB/octave.
- Phantom Power, +22V DC for condenser-type microphones. Activate by default, cut Jumper J1 to disable.
- Voice Gate Function, module OFF until input signal exceeds threshold.
- Sensitivity Control - turn clockwise to increase sensitivity (to open gate with lower input signal) and counter-clockwise to reduce sensitivity (to open gate with higher input signal)
- Connector: removable terminal block

Photo
Specification
Faceplate Controls Gain, low cut filter, voice gate sensitivity
PCB Controls Phantom power defeat
Input Impedance 600 ohms, balanced transformer-isolated
Sensitivity -70 to -50 dBu
Gain 32 to 52 dB
Gain Sensitivity -58 dBu to always open
Noise (EIN) -126 dBu, 200 ohms terminated
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