Shure MX418C 18-Inch Cardioid Gooseneck Microphone

Shure MX418C 18” Cardioid Gooseneck Microphone

The Shure MX418C 18” Cardioid Gooseneck Microphone is a fully adjustable cardioid gooseneck microphone designed for podium and desktop use in speech, presentations, conferences and more. The MicroFlex gooseneck microphone series offers the flexibility of removable capsules offering cardioid (included) supercardioid and omnidirectional polar patterns.

In addition, the MicroFlex series features high sensitivity and balanced, transformerless output for maximum immunity to electromagnetic hum and RF interference, even over long cable runs.



Key Features

  • Wide dynamic range and frequency response for accurate sound reproduction across the audio spectrum
  • Interchangeable cartridges provide the right polar pattern for every application
  • Balanced, transformerless output for increased immunity to electromagnetic hum and RF interference over long cable runs
  • Shock mount provides over 20 dB isolation from surface vibration noise
  • Locking flange mount for permanently securing microphone to lecterns, pulpits, or conference tables
  • Snap-fit foam windscreen
  • Programmable on/off switch and LED on/off indicator (MX412D/MX418D)
  • New brighter LED improves visibility under strong ambient lighting (MX412D/MX418D)
  • Logic input and output terminals for remote control or use with automatic microphone mixers (MX412D/MX418D)
  • Supplied shock mount for more than 20 dB isolation from surface transmitted noise (MX412SE/MX418SE)
  • Supplied threaded flange mount for permanently securing the microphone to a lectern, pulpit, or conference table (MX412SE/MX418SE)



Technical Specs



Polar Pattern    


Frequency Response

50 Hz to 17 kHz

Dynamic Range (Typical) 

96.2 dB, (@ 1 kW Load)

Signal-to-Noise Ratio        

66.0 dB, (Referenced @ 94 dB SPL)

Maximum Input Sound Level     

124.2 dB, (1 kHz @ 1% THD, 1 kW Load)

Power Requirements         

Phantom, (11 to 52v, DC)

Output Impedance    

150 Ohms (180 Ohms Actual @ 1 kHz)

Output Connectors    

XLR-3M Type



Low Frequency Roll-Off    



Speeches, Lectures, Houses of Worship, Mount on Podiums, Lecturnes, etc.


22.5 x .79″ (571.44 x 20.07mm) LxDiameter

Mounting Flange: 2.62″ (66.7mm) in Diameter


1 lb., 3.7 oz. (558.5 g)

SKU: SHU-MIC-MX418C Category:

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