Sennheiser HME 45-KA-1 - Passive Noise Cancellation Headsets

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The HME 45 is a boomset for use in aircraft cockpits.

SENNHEISER HME 45-KA-1 FEATURES
Very lightweight
Two-piece adjustable headband ensures excellent comfort
Robust
Excellent transmission of speech due to noise-compensated condenser
Flexible mic boom, can be worn on either left or right-hand side
Single-sided cable
FAA and JAA TSO approval C 57 a and C 58 a

SENNHEISER HME 45-KA-1 SPECIFATIONS
Transducer principle (Headphones): dynamic
Ear coupling: supraaural
Characteristic SPL: 102 dB +/- 3 dB at 1 kHz, 1 mW
Load rating: 100 mW
THD, total harmonic distortion: < 1 % %
Contact pressure: ca. 1.6 N
Weight w/o cable: ca. 140 g
Transducer principle (Microphone): Electret - MKE 45-1
Output voltage: 400 mV +/- 3 dB / 114 dB/SPL
Operating voltage (stand alone): typ. 16 VDC (8-16 VDC, 8-25 mA)
Operating temperature: -10 degC...+55 degC
Storage temperature: -55 degC.....+55 degC
Connection cable: 1.8 m
Connector: PJ-055 headphones, PJ-068 microphone
Frequency response (headphones): 20.....18000 Hz
Frequency response (microphone): 300.....5000 Hz

SENNHEISER HME 45-KA-1 PACKAGE INCLUDES
1 HME 45-CA or 1 HME 45-KA
1 MZW 45 windshield
1 MZQ 2002-1 cable clip


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Sennheiser HME 45-KA-1 - Passive Noise Cancellation Headsets - Sound and Light

  Friday 22 March 2019       


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