Deviation #92 ETSO-C139#1 Aircraft Audio Systems and Equipment

Deviate from RTCA/DO-214, Section 2.3.1.1 and provide a response within a maximum total 12dB-wide window over the frequency range of (350 Hz to 3 kHz).

Deviate from RTCA/DO-214, Section 2.3.1.1 and provide a response within a maximum total 12dB-wide window over the frequency range of (350 Hz to 3 kHz).

Comments are invited and should be sent by mail or electronic mail (preferred means), before 18 July 2013, to: