$315.00
$242.00
(You save $73.00)

The MX393 Microflex™ Wired Boundary Microphone from Shure is equipped with a programmable, silent membrane switch and green LED indicator. It is a high-quality solution for a range of applications such as altars, boardrooms and distance learning centers. Includes miniature three pin connector and 12' XLR cable.

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

Frequency Response
50 to 17,000 Hz

Polar Pattern
Omnidirectional

Output Impedance
EIA Rated at 150 ohms (180 ohms actual)

Sensitivity (at 1 kHz, open circuit voltage)
Omnidirectional: -22.0 dBV/Pa (79.4 mV)
1 Pascal=94 dB SPL

Maximum Sound Pressure Level (1 kHz at 1% Total Harmonic Distortion, 1 k ohm load)
Omnidirectional: 111.5 dB

Signal to Noise Ratio (referenced at 94 dB SPL)
Omnidirectional: 76.5 dB

Equivalent Output Noise (A-weighted)
Omnidirectional: 17.5 dB SPL

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.

Power Requirements
11 to 52 Vdc phantom
2.0 mA current consumption

Environmental Requirements
Operating Temperature Range: -18 to 57 degrees C (0 to 135 degrees F)
Relative Humidity: 0 to 95%

Current Stock:
SKU:
MX393/O
GTIN:
MX393/O
MPN:
MX393/O
Weight:
1.45 LBS
Width:
10.00 (in)
Height:
5.00 (in)
Depth:
3.30 (in)
Shipping Cost:
Calculated at Checkout

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