Sennheiser HMEC 200iii Headphones User Manual


 
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PRODUCT DESCRIPTION
The HMEC 200-III / HMEC 222-III NoiseGard is a closed ear defender style headset with
active noise compensation for use in propeller aircrafts and turboprops. The headset is
directly connected to the airborne supply system.
FEATURES
Consistent noise attenuation over the entire audio range up to 40 dB
State-of-the-art transducer technology ensures optimum intellegibility
Electronic circuitry incorporated into headphone system
Automatic deactivation of the active noise compensation circuits in case of ear-
damaging feedback oscillation, subsequently fail safe operation
With the supply voltage switched off, the headset functions as a
conventional noise attenuation headset
The boom microphone can be rotated in all directions and can be worn on
either the right or left side
A noise-canceling electret-microphone with preamplifier ensures perfect
transmission while suppressing ambient noise
The headset is ergonomically designed and functionally optimized to give
the utmost wearing comfort
Collapsible headband for easy transportation
DELIVERY INCLUDES
Headset HMEC 200
-III / HMEC 222-III NoiseGard
3-pin XLR for the connection to the aireborne supply system
Carrying case with shoulder strap for headset and accessories
Windscreen for the microphone
Clip
ACCESSORIES
Special adapter cables allow to connect the HMEC 200
-III / HMEC 222-III NoiseGard
to
the airborne supply system via the cigarette lighter socket.
ACX-1 Adapter cable for the power supply of only one headset
ACX-2 Adapter cable for the power supply of two headsets
These adapter cables are also available with a right angle plug which features a 7.5 A
fuse and a green LED operating indicator:
ACX-11 Adapter cable for the power supply of only one headset
ACX-22 Adapter cable for the power supply of two headsets