Shure MX392/S Specifications, Frequency Response 50 to 17,000 Hz, Output Impedance, Dynamic Range

SPECIFICATIONS

All measurements taken with microphone mounted on a wooden surface 76.2 cm x 76.2 cm (30 in. x 30 in.).

Frequency Response (Figure 7) 50 to 17,000 Hz

Polar Pattern (Figure 8) Cardioid (MX392/C, MX393/C) Supercardioid (MX392/S, MX393/S) Omnidirectional (MX392/O, MX393/O)

Output Impedance

EIA Rated at 150 Ω (180 Ω actual)

Sensitivity (at 1 kHz, 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

Maximum Sound Pressure Level

(1 kHz at 1% Total Harmonic Distortion, 1 kΩ load)

Cardioid: 117.0 dB

Supercardioid: 116.0 dB

Omnidirectional: 111.5 dB

Signal to Noise Ratio (referenced at 94 dB SPL)

Cardioid: 71.0 dB

Supercardioid: 72.0 dB

Omnidirectional: 76.5 dB

Equivalent Output Noise (A-weighted)

Cardioid: 23.0 dB

Supercardioid: 22.0 dB

Omnidirectional: 17.5 dB

Dynamic Range

94.0 dB

Common Mode Rejection

45 dB minimum, 10 Hz to 100 kHz

Switch Attenuation

50 dB minimum

Preamplifier Output Clipping Level

–6 dBV (0.5 V)

Polarity

Positive sound pressure on diaphragm produces positive voltage on pin 2 relative to pin 3 of output connector.

Logic Connections (MX392 Only)

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 3kΩ).

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% Dimensions (Figure 9)

Certification

Eligible to bear CE Marking. Conforms to European EMC Directive 89/336/EEC. Meets applicable tests and performance criteria in European Standard EN55103 (1996) parts 1 and 2, for residential (E1) and light industrial (E2) environments.

REPLACEMENT PARTS

Omnidirectional Cartridge . . . . . . . . . . . . . . . . . . . . . . R183 Supercardioid Cartridge . . . . . . . . . . . . . . . . . . . . . . . R184 Cardioid Cartridge . . . . . . . . . . . . . . . . . . . . . . . . . . . . R185 12’ (3.7m) Cable 3-Pin Miniature Connector (TA3F)

to male XLR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C119

NOTE: For technical data by Fax, phone 1-800-488-3297 and follow the recorded instructions. For additional techni- cal assistance, phone Shure at (847) 866-2200. In Europe, phone 49-7131-72140.

SHURE, the Shure logo, and MICROFLEX are registered trade- marks of Shure Incorporated.

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