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Sennheiser

Active Noise Cancellation

HMEC25
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General Description
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. 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° and thus be worn
* Replaceable microphone capsule and microphone preamplifier
* FAA and JAA TSO approval C 57 a and C 58 a

Delivery Includes
* HMEC 25 headset
* MZW 45 windshield
* MZQ 2002-1 cable clip
* Carrying case for headset and accessories

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HMEC46
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General Description
The HMEC 46 combines the latest audio technology with superb comfort. The NoiseGard™ active noise compensation reduces cockpit noise by approx. 15 dB – so you don’t need to have the radio as loud. The HMEC 46 headsets incorporate peak level protection which safeguards your ears from volume peaks in the headphones above 110 dB. The new headsets are available with all common plug configurations and as battery or aircraft powered variants.

Features
* Noise reduction of approx. 15 dB – consequently the radio volume can be decreased
* Extremely lightweight
* Superb comfort due to the patented two-piece automatic headband and soft ear pads
* "Flip-away" headphone allows single-sided listening
* Flexible microphone boom, can be worn on either left or right-hand side
* Noise-compensating condenser microphone ensures excellent speech transmission
* Volume peaks in the headphones above 110 dB are eliminated
* Single-sided cable, easy to replace
* Also available with volume control
* ETSO/TSO approval C57a/C58a
* 5 years warranty
* A lightweight Open-aire headset for use in commercial or corporate cockpits.

Delivery Includes
* HMEC 46 headset
* Carrying bag for headset
* MZW 46 wind and pop screen
* Cable clip
* User manual
* EASA Form 1

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HMEC250
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General Description
The ANR-equipped HMEC 250 focuses on design and affordability for the general aviation pilot.

Features
Outstanding transmission quality for clear communications
Good passive attentuation
High attenuation due to effective active noise compensation Noise Gard
Talk-Through function allows direct communication in the cockpit
Collapsible design for space-saving storage and transportation
Noise-compensating boom microphone ensures excellent speech transmission
Flexible microphone boom arm
Separate left and right channel volume control
Peak-Level-Protection safeguards your ears from volume peaks above 110 dB
Excellent comfort resulting from soft ear pads and headband padding
Audio-Input facility for external audio sources mobile phones and MP3-Players

Delivery Includes
Carrying bag for the headset
Cable clip
2 wind and pop screens
User manual
HMEC 250 headset
Audio-in cable 0.60 m, 3.5 -- 3.5 mm jacks
Audio-in cable 0.60 m, 2.5 -- 2.5 mm jacks
2 batteries for the NoiseGard headphones (AAA)

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HMEC350
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General Description
Experience excellent noise attenuation over the entire frequency range. The HMEC 350 NoiseGard™ ensures superior speech intelligibility and voice transmission - even in the loudest of surroundings. This lightweight headset is fitted with a volume control for the headphones, flexible boom microphone, collapsible cushioned headband, mono/stereo switch and the on/off switch for NoiseGard™ circuitry, with ease of use and optimum comfort in mind.

Features
* Constant attenuation of up to 40 dB throughout the entire audio range
* Superior speech intelligibility
* Electronics fully integrated into headphone capsules
* Can be used as conventional headphones when supply voltage is switched off
* Noise-compensated boom microphone for superior speech transmission
* 5 year warranty

Delivery Includes
* HMEC 350 NoiseGard™
* 3-pin input socket for aircraft’s internal power supply
* Carrying case for headset and accessories
* MZQ 2002-1 cable clip
* MZW 45 windshield
* BP04 battery pack and installation socket

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HMEC460
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General Description
Pilot headset with closed headphones and NoiseGard(tm) active noise cancellation. Wired for stereo or mono operation. Control unit provides: in-line dual volume control, audio in, cell phone in, switch for NoiseGard on/off, switch for mono/stereo, switch for boom left/right and 2-colored status LED. NoiseGard powered by either two AA batteries or XLR-3 connector. Features plush leatherette, collapsible headband with extra-soft ear cushions on distinctive brushed silver, lightweight ear cups. 25 dB passive, 16 dB active noise cancellation for use in very noisy aircraft environments. Noise-canceling electret microphone may be worn on either side. Terminated with PJ055 and PJ068 connectors with XLR power plug. (13.4 oz) 10-year warranty.

Installation socket not included.

Features
* Ear pads and headband in leatherette design
* Highest wearing comfort
* Superior audio quality
* Noise-compensated boom microphone for superior speech transmission
* Control unit provides the following features: volume control, audio in, cell phone in, switch or NoiseGard™ on/off, witch mono/stereo, switch boom left/right, 2-coloured status-LED
* NoiseGard™ supply can be used either from 2 x AA batteries (operating time approx. 30 hours) or from aircraft by XLR-3 connector
* Can be used as conventional headphones when supply voltage for NoiseGard™ is switched off
* 10 year warranty
* Combines state-of-the-art technology with unique wearing comfort-the optimum solution for the noisy cockpits of propeller and turbo-prop aircraft.

Delivery Includes
* 1 HMEC 460
* 1 carrying case for headset and accessories
* 1 cable clip MZQ 2002-1
* 1 wind and popscreen MZW 45
* 1 user manual
* 1 audio cable with 2x 2.5mm stereo jacks

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Headsets for Tower Communications

HMD4636
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General Description
The HMD 46-3-6 is a very lightweight and comfortable open boomset for controller. It is ideal for air traffic control. The headset is equipped with ActiveGard(TM), which protects controllers from the effects of sudden volume spikes.

Features
* Extemely light weight
* Superb wearing comfort due to patended two-piece automatic headband and soft ear pads
* Flip-away headphone allows single-sided listening
* Flexible microphone boom, can be worn on either left or right-hand side
* Noise-compensated dynamic microphone ensures excellent speech transmission
* Single-sided cable, length 1.85 m, easy to exchange
* Also available with PTT
* ActiveGard safeguards the user from the effects of an acoustic burst

Delivery Includes
* HMD 46 headset
* Cable clip
* Wind and pop screen
* User manual

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Inflight Entertainment

PXC250
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General Description
The PXC 250 is a closed, dynamic, on-the-ear mini stereo headphone with NoiseGard(tm) active noise compensation. Due to their active and passive attenuation of ambient noise, they let you enjoy music even in noisy environments. The headphones are foldable and come with a convenient belt pouch, making them an ideal travel companion.

Features
* Dynamic stereo mini headphones
* Fold and flip: registered design allows the ear cups to be turned through 90° and fold the headphones closed (headphones will lock in open and closed positions)
* For transport: supplied with soft belt pouch with extra pocket (185 x 105 x 40 mm)
* 1.8 m Kevlar-reinforced OFC copper cable with 3.5 mm jack plug, delivered with an adaptor to 6.3 mm
* (1/4") stereo and 3.5 mm double mono (for airline audio)
* Ideal for aircraft and other environments with engine noise: the switchable NoiseGard active noise compensation attenuates frequencies below 1,000 Hz by up to -15 dB
* High-resolution sound due to Sennheiser "Duofol" diaphragms with spiral embossing
* Bass tube for powerful, punchy bass
* Lightweight: only 65 g without cable
* Requires (2) AAA batteries for NoiseGard operation

Delivery Includes
* 1 belt pouch
* 1 PXC 250

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PXC300
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General Description
The foldable PXC 300 headphones with NoiseGard™ Advance active noise-canceling technology let you enjoy music in the most distracting environments. They reduce unwanted noise by up to 80% and the optimized circuit technology ensures reduced susceptibility to mobile phone interference. The PXC 300 is supplied complete with a protective soft case, batteries and aircraft audio adapters.

Features
* Closed, supra-aural mini headphones with switchable NoiseGard™ Advance active noise canceling technology
* Advanced Circuit Technology (ACT): reduced susceptibility to mobile phone interference
* The ultimate in portability; patented folding mechanism and protective case for storage and transportation
* Ultra-lightweight design with ergonomic headband, two-point suspension and soft high-quality ear cushions for improved passive attenuation and superb wearing comfort
* Duofol diaphragms with spiral embossing deliver transparent and lifelike audio reproduction with deep bass response
* Supplied with ¼ inch adapter and airline audio adapter (dual 1/8" jacks)
* Requires (2) AAA batteries for NoiseGard operation (included)
* 2-year warranty
* PXC300 versus PXC250: The PXC300 delivers deeper bass response, increased noise cancellation, thicker, softer earpads, a hard shell case and the ACT circuit (see above).

Delivery Includes
* 1 PXC 300
* 2 AAA batteries
* 1 transport case
* 1 adaptor to ¼" (6.3 mm) stereo jack plug
* 1 adaptor to 3.5 mm double mono jack plug
* Operating instructions

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PXC350
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General Description
The PXC 350 is an around-the-ear, high-end travel headphone set with NoiseGard™ Advance technology, which reduces up to 85% of ambient noise. The PXC 350 is foldable and is supplied complete with a practical transport case, 2 AAA batteries and audio adapters (double mono and 6.3mm). Volume control integrated in the single-sided cable, which is detachable and replaceable for maximum convenience.

Features
* Audiophile sound experience on the move: outstanding sound quality thanks to adaptive baffle damping and patented Duofol diaphragm technology
* NoiseGard™ Advance active noise compensation provides optimum protection against ambient noise (up to 85.0%)
* Comfortable fit and high level of passive ambient noise attenuation thanks to circumaural ear pads and padded headband made of top quality materials
* Practical volume control integrated in the cable
* Ideal for people on the move: comfortable, sturdy and foldable headphone design
* Audio transmission always works – even in passive mode and without the batteries
* Ideal for use with in-flight entertainment systems, MP3 players and all other portable and stationary audio equipment
* Top quality materials and replaceable ear pads and cable for long service life
* Comes with full accessories: transport case, 2 audio adaptors (in-flight entertainment and 6.3 mm), batteries
* 2-year warranty

Delivery Includes
* Transport Case
* PXC 350 high-end travel headphone
* 2 Audio Adapter (In-flight-Entertainment and 6.3 mm)
* 2 AAA batteries

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PXC450
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General Description
The PXC 450 is a premium around-the-ear travel headphone set featuring Sennheiser’s exclusive NoiseGard™ 2.0 active noise compensation system, which effectively reduces up to 90% of ambient noise. The extremely comfortable headphones offer audiophile-grade sound combined with a foldable construction for maximum enjoyment and convenient storage.

The innovative new TalkThrough function allows the user to communicate with neighbors without taking off the headphones. Unwanted background noise, such as the roar of the airplane engines, is filtered out so that only the neighbor’s voice is passed on through the headphones at top quality.

Just one AAA battery is all it takes for up to 16 hours of serene enjoyment. The PXC 450 also functions as a passive headset when used without batteries, so audio always works.

Features
* Adaptive baffle damping and patented Duofol™ diaphragm technology for pristine audio production.
* Switchable NoiseGard™ 2.0 reduces ambient noise up to 90%.
* Active/bypass mode for use as a noise cancelling or closed-back audiophile headphone.
* Luxurious materials for long-lasting comfort and exceptional durability.
* TalkThrough function for easy communication with the people around you while wearing the headphones.
* Simple-to-use volume control integrated into the headphone.
* Ideal for people on the move: comfortable, sturdy and foldable headphone design
* Audio transmission always works – even in passive mode and without the batteries
* Ideal for use with in-flight entertainment systems, MP3 players as well as home entertainment systems.
* Single-sided, detachable cable and replaceable ear pads for extended operating life.
* Comes with accessories: transport case, audio adapters (in-flight entertainment and ¼"), two AAA batteries
* 2 year warranty

Delivery Includes
* Transport Case
* 2 Audio Adapter (In-flight-Entertainment and 6.3 mm)
* PXC 450 high-end travel headphone
* 2 AAA batteries

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Passive Noise Cancellation

HME43K
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General Description
The HME 43-K is a pilot's headset with closed headphones and ultra noise-canceling microphone for use in airline and business jets.

Features
* Very lightweight
* Ultra Noise Cancelling Microphone for superior speech transmission
* Microphone can be worn on either left or right-hand side
* Headset with comfort leatherette and replaceable ear pads
* Double-sided adjustable headband with comfort headpads
* Superior speech intelligibility
* Lightweight Headset
* Headband cable completely internal
* ActiveGard safeguards the user from the effects of an acoustic burst
* 2 year warranty

Delivery Includes
* 1 HME 43-K headset
* 1 Bag for headset and accessories
* 1 Cable clip
* 1 Windshield

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HME110
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General Description
Featuring an elegant high-tech finish, closed ear cups and excellent passive noise attenuation, the HME 110 aviation boomset is ideal for use in propeller and turbo-prop aircraft.

Features
* Constant attenuation of up to 40 dB
* Advanced transducer design ensures excellent speech intelligibility
* Headphone volume control
* Noise-compensated boom microphone for superior speech transmission
* 10-year warranty

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HME120
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General Description
Featuring excellent passive attenuation and a wide frequency response, this closed-back headset will make communications clear. The HME 100 is fitted with a volume control for the headphones; flexible, noise-compensated boom microphone for right or left-side use; and a cushioned, foldable headband. A high-quality bag is supplied with the unit.

Features
* Lightweight and comfortable
* Volume control
* MKE 45 flexible boom mic for right or left-side use
* Switchable mono/stereo
* Single-sided, round cable
* High-quality carrier bag
* Helicopter version for high impedance)

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HME 46-V-K
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General Description
The HMEC 46 successfully combines proven functionality with the latest audio technology and maximum user comfort. The HME 46 incorporates Sennheiser's Peak Level Protection technology, which delivers reliable protection from excessive volume peaks of more than 110 dB during radio communication. The new boomsets are available with all common plug configurations.

Features
* Extemely light weight
* Superb wearing comfort due to patended two-piece automatic headband and soft ear pads
* Flip-away headphone allows single-sided listening
* Flexible microphone boom, can be worn on either left or right-hand side
* Noise-compensated condensor microphone ensures excellent speech transmission
* Single-sided cable, length 1.85 m, easy to exchange
* With volume control
* Volume peaks above 110 dB are eliminated
* ETSO C57a and C58a approval/TSO-C139 approval

Delivery Includes
* HME 46 headset
* Carrying bag for headset
* Cable clip
* Wind and pop screen
* User manual
* EASA Form 1
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