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.
| Frequency Response | 50 to 17,000 Hz |
|---|---|
| Polar Pattern | Cardioid |
| Impedance | EIA 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 Range | 94.0 dB |
| Common Mode Rejection | 45 dB minimum, 10 Hz to 100 kHz |
| Switch Attenuation | 50 dB minimum |
| Output Level | -6 dBV (0.5 V) |
| Polarity | Positive sound pressure on diaphragm produces positive voltage on pin2 relative to 3 of output conn. |
| Logic Connections | Specifications |
| LED In | Active low ( |
| Power Requirements | 11 to 52 Vdc phantom 2.0 mA current consumption |
| Environmental Requirements | Operating 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) |
| Weight | 1 lbs |
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
