Sennheiser HMEC 25-CAP - Active Noise Cancellation Headsets

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The HMEC 25 is a very lightweight and comfortable closed pilot's headset with NoiseGard active noise compensation. Different connector and powering versions are available to suit every conceivable cockpit configuration.

SENNHEISER HMEC 25-CAP FEATURES
Noise reduction of approx. 15 dB - consequently ATC signal can be decreased
Lightweight and extremely comfortable to wear
Two-piece adjustable headband ensures a secure fit
Boom microphone with noise-compensated electret capsule
Adjustable microphone boom can be turned through 350 deg and thus be worn
Replaceable microphone capsule and microphone preamplifier
FAA and JAA TSO approval C 57 a and C 58 a

SENNHEISER HMEC 25-CAP SPECIFATIONS
Transducer principle (Headphones): dynamisch
Frequency Response: 16 - 22.000 Hz
Nominal impedance (active/passive): 600 Ohm
Attenuation (active + passive): 15 - 30 dB
Weight w/o cable: 170 g
Transducer principle (Microphone): Electret - MKE 45-1
Frequency Response: 300 - 5.000 Hz
Max. Sound pressure level: 120 dB
Output voltage: 400 mV +/- 3 dB / 114 dB/SPL
Operating voltage: typ. 16 VDC (8-16 VDC, 8-25 mA)
NoiseGard-Supply: 28 VDC from aircraft via pin 5 of XLR
Specials: NoiseGard on/off switch
Connector: XLR-5 for headphones, microphone & NoiseGard power

SENNHEISER HMEC 25-CAP PACKAGE INCLUDES
1 HMEC 25 headset
1 MZW 45 windshield
1 MZQ 2002-1 cable clip


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Sennheiser HMEC 25-CAP - Active Noise Cancellation Headsets - Sound and Light

  Sunday 25 February 2018       


Sound & Light News
The Staves: Folking brilliant
Stuff24 Feb 16:00
They imagine we live in a cabin in the woods, where we never fight or swear or raise our girlish voices...re too busy doing embroidery by candlelight each evening, after we've milked the cows ...
BAFTAs: Jennifer Lawrence slammed for rudeness to Lumley
Daily Mail19 Feb 09:43
Vieau COSTUME DESIGN: Phantom Thread - Mark Bridges SOUND: Dunkirk - Richard King, Gregg Landaker, Gary A. Rizzo, ... #EEBAFTAs.' However, some people thought that Jennifer's comments ...
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