General Description
The HMEC 46-BV-K 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.

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
* Volume control
* ETSO/TSO approval C57a/C58a
* 5 years warranty

A lightweight Open-aire headset for use in commercial or corporate cockpits.

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

Technical Data
* Characteristic SPL 93 dB SPL (1 kHz, 1 mW) / 95 dB SPL (1 kHz, 1 V)
* Connection cable Single-sided round cable, length approx 6 ft. (1.8 m)
* Contact pressure Approx. 3 N
* Ear coupling On-the-ear, open
* Frequency response (headphones) 12 - 14,000 Hz
* Frequency response (microphone) 350 - 6,000 Hz
* NoiseGard™ noise compensation > 15 dB (300 - 700 Hz)
* Nominal impedance 600 O mono / 1,200 O stereo
* Operating temperature -15°C... +55°C
* Operating voltage (stand alone) 8 - 16 V DC
* Output voltage 17-100 mV/Pa adjustable, 400 mV at 114 dB SPL / 40 mV/Pa (factory preset)
* Storage temperature -55°C... +70°C
* Total harmonic distortion (THD) < 1% - 110 dB SPL (300 - 3,000 Hz)
* Transducer principle Dynamic
* Transducer principle MKE 46 pre-polarized condenser microphone (electret), noise-compensating, integrated pop noise reduction
* Weight w/o cable Approx. 5.3 oz. (150 g)