Sennheiser HMD 46 ATC Headset

Sennheiser Updated: 2009-01-07 RSS
Sennheiser HMD 46 ATC Headset

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 an acoustic burst.


* 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

* Headset HMD 46
* Cable clip
* Wind and pop screen
* user manual

Technical Data

Transducer principle (Headphones): dynamic
Ear coupling: open, supra-aural
Frequency response (headphones): 20 - 14,000 Hz
Impedance: 300 Ohm je System
Characteristic SPL: 98 dB SPL (1 kHz, 1 mW) / 86 dB SPL (1 kHz, 1 V)
THD, total harmonic distortion: < 1 % - 95 dB SPL (300 - 3.000 Hz)
Contact pressure: approx. 3 N
Transducer principle (Microphone): dynamic, noise compensated
Frequency response (microphone): 100 - 12,000 Hz
Pick-up pattern: super-cardioid
Sensitivity in free field, no load (1kHz): 0,5 mV/Pa
Impedance: 200 Ohm
Connection cable: single-sided round cable, length 1.85 m, open ends
Weight w/o cable: approx. 150 g
Operating temperature: -15 °C... +55 °C
Storage temperature: -55 °C... +70 °C