Shure MX395 Microflex Low Profile Boundary Microphones

Boundary microphone delivers exceptional sound pickup and a low-profile design in a variety of colors and pickup patterns to suit any meeting room. It features wide dynamic range and smooth frequency response, remote LED control, and Aluminium color.

Features:

• Only 1.25 inch (3.8 cm) in diameter
• Cardioid polar pattern
• Wide dynamic range and smooth frequency response
• Aluminum
• Bi-color status indicator available with -LED models
• Logic input for remote LED control
• CommShield Technology

Specifications:

• Type: Condenser (electret bias).
• Frequency response: 50-17000 Hz.
• Polar pattern (at 1 kHz): Cardioid
• Output impedance: EIA rated at 150 ohm (170 ohm actual).
• Output configuration: Active balanced.
• Sensitivity (at 1 kHz, open circuit voltage) 1 Pascal=94 dB SPL: -35 dBV/Pa (18 mV)
• Maximum SPL (1 kHz at 1% THD, 1 k ohm load): 121 dB
• Equivalent output noise (A-weighted): 28 dB SPL
• Signal-to-noise ratio (referenced at 94 dB SPL at 1 kHz): 66 dB
• Dynamic range (1 k ohm load at 1 kHz): 93 dB
• Common mode rejection: 45 dB minimum (10 Hz to 100 kHz).
• Preamplifier output clipping level: -8 dBV (0.4 V) (1% THD).
• Polarity: Positive sound pressure on diaphragm produces positive voltage on pin 4 relative to pin 2 of output XLR connector.
• Weight:
  • Net: .136 kg (.30 lb)
  • Packaged: 0.374 kg (0.825 lbs)
• Logic connections:
  • LED IN: Active low (=1.0V), TTL compatible
  • Absolute maximum voltage: -0.7V to 50V
• Environmental conditions:
  • Operating temperature: -18-57 °C (0-135 °F)
  • Storage temperature: -29-74 °C (-20-165 °F)
  • Relative humidity: 0-95%
• Power requirements: 48-52 Vdc phantom, 8.0 mA