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Shure MX418D/S 18" Desktop Gooseneck Microphone (supercardioid)

The Shure MX418D/S is an 18" desk-top mounted supercardioid gooseneck microphone designed for podium and desktop use in speech, presentations, conferences and more. It features high sensitivity and balanced, transformerless output for maximum immunity to electromagnetic hum and RF interference, even over long cable runs.

Shure MX418D/S Includes

  • Shure MX418D/S 18" Desk-Top Mounted Supercardioid Gooseneck Microphone
  • Desktop Base
  • Programmable Switch
  • Logic Input and Output Terminals
  • Attached 10' XLR Cable
  • Snap-Fit Foam Windscreen
  • Shure Warranty

Shure MX418D/S Specifications

Transducer Condenser
Polar Pattern Supercardioid
Frequency Response 50 to 17,000 Hz
Output Impedance 180 ohms actual (EIA rated at 150 ohms)
Sensitivity (At 1,000 Hz) (open circuit voltage) -33.5 dBV/Pa (21.1 mV)
Maximum SPL 122.7 dB (1 kHz at 1% THD, 1 kilohm load)
Equivalent Output Noise (A-weighted) 26.5 dB SPL
Signal to Noise Ratio 67.5 dB (referenced at 94 dB SPL)
Dynamic Range at 1 kilohm load 96.2 dB 100 dB at 0 gain
Common Mode Rejection 45.0 dB minimum
Preamplifier Output Clipping Level (1% THD) -6.0 dBV (0.5 V) -12 dBV at 0 gain
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
Operating Temperature Range -18 to 57 degrees C (0 to 135 degrees F)
Relative Humidity 0 to 95%
Dimensions Microphone: 19.75 x .79" (501.7 x 20.07mm) (L x Diameter) Base: 6.375 x 4.56" (161.9 x 115mm) (L x W)
Weight 1.82 lbs. (0.82 kg)