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Part #: 12510G-21

Model: H10-76


David Clark


Headset-Mic, Dual Impedance

Part Number :
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  • Expanded, double-foam head pad eliminates 'hot spots
  • Larger, yet lighter, undercut, Comfort-Gel ear seals for maximum comfort
  • Hinged wire boom with DC-87 Dynamic Microphone (MIL-M-26542/2 USAF specifications)
  • Ideal for aircraft requiring a low impedance microphone
  • Allows use of standard-issue oxygen/biochemical mask with microphone
  • 5-foot extended coil cord with U-174/U plug 
  • One-year warranty, Made in USA
  • Certified Noise Reduction Rating (NRR) 24 dB




Ear type: Dynamic microphone: M-101 Amplified Dynamic or non-amplified
Earphone Impedance: 150 ohms (300 Ohms each; wired in parallel) Mic Impedance:: 5 ohms +/- 20%
Earphone Sensitivity:: 90 dB SPL on flat plate coupler, re 1mW input @ 1KHz

Mic Sensitivity:

Non-amplified = .07 – 14mV @ 1khz for 103dB SPL input or Amplified = 400mV +/- 6dB into 150 ohm load @ 1kHz for 114dB SPL input
Earphone Frequency Response: 100 – 5,500 Hz

Mic Freq Response:

300 – 3000Hz
boom Type: Hinged wire Comm Cord: 5 ft. coil
Headpad/Hardware: Super-soft, foam plug type: U-174/U
Ear Seals:: Undercut, comfort-gel NRR: 27 dB
Part Number: Description:
18283G-03 Headset-Mic, Dual Impedance


- Headset Microphone
Price Condition Status

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In relation to NE (New) parts, many OEMs change their prices and availability without any notice to dealers or the industry. Therefore, through the REQUEST or RFQ indication, we ask that customers contact us for the most accurate price and availability.

In relation to SV & OH parts, the used parts aftermarket in the aviation industry is not an infinite supply. It is a dynamic, constantly changing market that is significantly affected by and susceptible to highs and lows in supply and demand. Therefore, although we attempt to, at times, we are unable to predict the exact moment when an item may be available. Once again, through the REQUEST or RFQ indication on our website, we ask that customers contact us for the most current and accurate price and availability.