Headphone for Aircraft Intercom and Radio Systems
The noise-reduction headphones are part of the in-flight communication and radio system. This series is certified to ETSO C57a & C58a (equivalent to ETSO C139a) and is used in aircraft of the Airbus A320 family, as well as the A330 and A340.
These headphones are ideally suited for emergency procedures during flight operations. Thanks to passive noise cancellation, the headphones offer excellent speech intelligibility even in noisy environments.
Electroacoustic Data
Receiver
Electroacoustic principle
Dynamic
DC resistance
560 Ω (280 Ω per capsule)
Sound pressure level
90 dB
Nominal power handling capability
0.1 W per capsule
Technical Overview
Electrical
Cable
approx. 200 cm
Connector
Depending on model
Mechanical
Housing
Impact-resistant plastic
Weight
265 g
Color
Black
Environmental
Temperature range
Operation: -15 °C to 70 °C
Storage: -55 °C to 85 °C
Humidity class
according to RTCA-DO-160E, 6.0 Cat Arnrn










