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David Clark H10-66 High/low impedance selectable headset

David Clark H10-66 High/low impedance selectable headset


High/Low-impedance select switch on dome matches headset to system impedance (military/civilian). Features hinged wire boom with M-101 Dynamic Microphone, Soft foam-filled head pad with undercut comfort-gel ear seals for maximum comfort and Noise Reduction Rating (NRR): 27 dB



Product shown herein is subject to US export regulations and may require a license prior to export. Any diversion contrary to US Government regulations is prohibited.

  • Specifications

    Earphone Type  Dynamic 
    Earphone Impedance  150 ohms (300 Ohms each; wired in parallel)
    Earphone Sensitivity  90 dB SPL on flat plate coupler, re 1mW input @ 1KHz
    Earphone Frequency Response  100 – 5,500 Hz
    Boom Type  Hinged wire 
    Headpad/Hardware  Super-soft, foam
    Ear Seals  Undercut, comfort-gel 
    Microphone  M-101 Amplified Dynamic or non-amplified
    Mic Impedance  5 ohms +/- 20% 
    Mic Sensitivity  Non-amplified = .07 – 14mV @ 1khz for 103dB SPL input or Amplified = 400mV +/- 6dB into 150 ohm load @ 1kHz for 114dB SPL input
    Mic Freq Response  300 – 3000Hz 
    Comm Cord  5 ft. coil 
    Plug Type  U-174/U 
    NRR  27 dB 
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