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.
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