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Shure MX393 Microflex Boundary Microphone
Part # MX393
Model # MX393
The Shure MX393 Microflex Boundary Microphone is a surface-mount mic with a miniature three pin connector and a 12' XLR cable.
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List Price $331.00
Pro Acoustics Price $254.00
Your Savings $77.00 (23%)

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Pro Acoustics Price $254.00

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Description

Details

The MX393 is a surface-mount mic with a miniature three pin connector and a 12' XLR cable. The Microflex Wired Boundary Microphone from Shure are equipped with features like programmable, silent membrane switches, logic inputs and outputs, and green LED indicators. The high-quality solution for a range of applications such as altars, boardrooms and distance learning centers, Microflex Boundary microphones feature interchangeable condenser cartridges.

Features

Features

  • Flat frequency response across the vocal range for uncolored sound
  • Interchangeable cardioid cartridges
  • Sleek, low-profile design for unobtrusive appearance
  • Balanced, transformerless output for increased immunity to noise over long cable runs
  • Programmable on/off switch and LED on/off indicator
Specification
Frequency Response50 to 17,000 Hz
Polar PatternCardioid
ImpedanceEIA Rated at 150 ohms (180 ohms actual)
Sensitivity (at 1 kHz, open circuit voltage)-27.5 dBV/Pa (42.2 mV)
Maximum Sound Pressure Level (1 kHz at 1% Total Harmonic Distortion, 1 k ohm load)117.0 dB
Signal to Noise Ratio (referenced at 94 dB SPL)71.0 dB
Equivalent Output Noise (A-weighted)23.0 dB
Dynamic Range94.0 dB
Common Mode Rejection45 dB minimum, 10 Hz to 100 kHz
Switch Attenuation50 dB minimum
Output Level-6 dBV (0.5 V)
PolarityPositive sound pressure on diaphragm produces positive voltage on pin2 relative to 3 of output conn.
Logic ConnectionsSpecifications
LED InActive low (<1.0v), TTL compatible. Absolute maximum voltage: -0.7V to 50V
Power Requirements11 to 52 Vdc phantom
2.0 mA current consumption
Environmental RequirementsOperating Temperature Range: -18 to 57 degrees C
Relative Humidity: 0 to 95%
Dimensions (H x W x D)0.83" (21.16 mm) 4.26" (108.3 mm) x 3" (76.2 mm)
Weight1 lbs
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