David Clark M-55 Electret Microphone – Noise-Cancelling Mic for Aviation Radios with DC Bias (09168P-66) ICOM A21 Typical Use: General aviation fixed-wing

Typical Use: General aviation fixed-wing aircraft

Improved formulation

and refurbishment applications

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David Clark M-55 Electret Microphone – Noise-Cancelling Mic for Aviation Radios with DC Bias (09168P-66) ICOM A21 Typical Use: General aviation fixed-wingDavid Clark M 55 Electret Microphone Noise Cancelling Mic for Modern Aviation Radios (09168P 66) Overview The David Clark M 55 Electret Microphone (09168P 66) is a noise cancelling electret microphone designed to replace traditional carbon and amplified dynamic mics in aviation headsets. Engineered to deliver crisp, clear voice transmission, the M 55 is ideal for use with modern aviation communication systems that supply the required DC bias voltage.