주파수 응답 50 to 17,000 Hz
지향성
Cardioid (MX392/C)
Supercardioid (MX392/S)
Omnidirectional (MX392/O)
출력 임피던스 EIA Rated at 150Ω(180Ω actual)
감도(at 1kHz, open circuit voltage)
Cardioid Cartridge: –27.5 dBV/Pa (4.22 mV)
Supercardioid Cartridge: –26.5 dBV/Pa (4.73 mV)
Omnidirectional: –22.0 dBV/Pa (7.94 mV)
1 Pascal=94 dB SPL
최대 음압 레벨(1kHz at 1% Total Harmonic Distortion, 1kΩ load)
Cardioid: 117.0 dB
Supercardioid: 116.0 dB
Omnidirectional: 111.5 dB
신호대 잡음비(referenced at 94 dB SPL)
Cardioid: 71.0 dB
Supercardioid: 72.0 dB
Omnidirectional: 76.5 dB
등가 잡음 노이즈(A-weighted)
Cardioid: 23.0 dB
Supercardioid: 22.0 dB
Omnidirectional: 17.5 dB
다이내믹레인지 94.0 dB
Common Mode Rejection 45dB minimum, 10Hz to 100kHz
Switch Attenuation 50dB minimum
Preamplifier Output Clipping Level –6dBV (0.5V)
Polarity
Positive sound pressure on diaphragm produces positive voltage on pin 2 relative to pin 3 of output connector.
Logic Connections (MX392)
LED IN: Active low (v1.0v), TTL compatible. Absolute maximum voltage: -0.7V to 50V.
SWITCH OUT: Active low (v0.5V), sinks up to 20mA, TTL compatible.
Absolute maximum voltage: -0.7V to 24V (up to 50V through 3k_).
Power Requirements