AMC1 UAM.IDE.MVCA.325 Headsets

• ED Decision 2025/010/R found in: Air Operations Revision 24 Part-ARO Part-ORO Part-CAT Part-SPA Part-NCC Part-NCO Part-SPO (Mar 2026)

##### AMC1 UAM.IDE.MVCA.325 Headsets *ED Decision 2025/010/R* **GENERAL** (a) A headset consists of a communication device that includes two earphones to receive and a microphone to transmit audio signals to the VCA communication system. To comply with the minimum performance requirements, both the earphones and the microphone should match the communication system’s characteristics and the cockpit environment. The headset should be adequately adjustable in order to fit the pilot’s head. Headset boom microphones should be of the noise-cancelling type. (b) If the intention is to utilise noise-cancelling earphones, the operator should ensure that the earphones do not attenuate any aural warnings or sounds necessary for alerting the flight crew on matters related to the safe operation of the VCA.