Astatic 636L Unwired Noise Canceling Microphone

The Astatic Model 636L Noise Cancelling Dynamic Microphone is ideal for CB, amateur radio and SSB communications. It effectively reduces wind and vehicle noise. Durable construction is combined with a polyurethane-coated steel grille and soft vinyl lip guard. It also includes Astatic's exclusive heavy-duty coiled cord extends to 7 1/2 feet. Astatic's tailored frequency response provides maximum talk power.


  • Type: - Dynamic Noise Cancelling
  • Frequency Response - 100 to 5,000 Hz
  • Output Level - -58dB (0dB = 1 mw/10 microbars), -76dB (0dB = 1 volt/microbar)
  • Impedance - 200 ohms, matches any radio
  • Cable - Six wire, five conductors, one conductor shielded, super-flex cord, with durable strain relief
  • Connector - None
  • Switch - DPDT smooth operating, long life, trouble-free switch with spring return
  • Housing - Durable molded black ABS Cycolac
  • Package Type - White Box
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