MK-1697 Headset with Y cable 2 U229/U connector for DH-132 helmet

MK-1697 Headset with  Y cable 2 U229/U connector for DH-132 helmet , DH-132 helmets are specially designed for use by personnel operating and manning military armored vehicles
Description Specification Accessories

Power-Time MK-1697 Headset with  Y cable 2 U229/U connector for DH-132 helmet 

The Combat Vehicle Crew helmets, which are made in accordance with MIL-STD-810, are available in several different configurations for specific mission types.
Typical applications for the helmet system are military tanks, troop carriers, and Stryker, LAV and Avenger vehicles.


Advantages:
Excellent speech intelligibility
Full-spectrum noise reduction
Comfortable fit
Flexible boom microphone


Construction:

a. COMMUNICATIONS SYSTEM:  The DH-132S/DH-132AS is equipped with an MK-1697/G communications kit (or other optional kits) which includes a microphone (dynamic or noise canceling electret), two earphones (one installed in each earcup), a cordset with a lower AP-107XL plug, and a radio-intercom switch.

b.Connector
- The middle connector : NEXUS connector AJ-107XL and AP-107XL
- End connector : U-229/U 5 pin connector x 2 ea 


 
Headset-MICROPHONE KIT MK-1697/G(5965-00-313-8958)

Microphone M-138/G(5965-00-937-1851)
Type  Transducer Moving coil dynamic speaker
Impedance 1000Ω±15% @1KHZ
Sensitivity 92±3dB/mW at 1KHz
Rated input power 2W
Maximum input power  2W

Earphone M-139/G(5965-00-076-8026)SM-B-933867
Type Transducer Moving coil dynamic MIC
Sensitivity Range -58± 3dB at 1KHz
Impedance Max 150Ω±15% at 1kHz
Frequency 200-4KHz
Tone test 200Hz-4KHz 0.38V

Environmental conditions
Operating Temperature -30ْC~75ْC
Relative Humidity <96%
Atmospheric Pressure 86kPa~106kPa


 
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Fire retardant inner shell for military helmet hearing protection

Y-cable AJ107BR and 2 U229/U connectors                                           M-138/G microphone
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