502172 HME 46-3PTT-LA Wired Headset, Aviation, With PTT, LEMO, Sennheiser

Description:

502172 HME 46-3PTT-LA Wired Headset, Aviation, With PTT, LEMO, Sennheiser

ATC headset with electret microphone. Single-sided, open headphone design for Air Traffic controllers and C3 operations that need to have one ear free. Superb wearing comfort due to patended two-piece automatic headband and soft ear pads.
It is ideal for air traffic control.

Very 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
Also available with PTT
ActiveGard safeguards the user from the effects of an acoustic burst

2.3m cable, LEMO connector FHG.2B.310.CLAD52.
Weight (without cable): 447g.
Impedance: 200 Ohm.
Microphone frequency range: 100 - 12000 Hz.
Transducer principle (microphone): electret with noise compensation element.
Frequency Response Range: 20 - 14000 Hz.
Sound pressure specifications: 98 dB (1 kHz, 1 mW).
Total Harmonic Distortion (THD): less than 1%.
Contact pressure: 3 N.
Ear pads type: on-ear.
Conversion principle, acoustic type: dynamic, open.
Minimum load impedance: 150 - 2200 Ohm.
Output voltage: 400 mV @ 114 dB SPL, 80 mV / Pa.
Operating voltage (autonomous): 8 - 16 V DC.