주파수 응답 50 to 17_comma_000 Hz
지향성
Cardioid (MX392/C)
Supercardioid (MX392/S)
Omnidirectional (MX392/O)
출력 임피던스 EIA Rated at 150Ω(180Ω actual)
감도 (at 1kHz_comma_ 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_comma_ 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
다이내믹 레인지 94.0 dB
Common Mode Rejection 45dB minimum_comma_ 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)_comma_ TTL compatible. Absolute maximum voltage: -0.7V to 50V.
SWITCH OUT: Active low (v0.5V)_comma_ sinks up to 20mA_comma_ TTL compatible.
Absolute maximum voltage: -0.7V to 24V (up to 50V through 3k_).
Power Requirements
11 to 52 Vdc phantom
2.0 mA current consumption
Environmental Requirements
Operating Temperature Range: –18°C to 57°C (0°F to 135°F)
Relative Humidity: 0 to 95%