The purpose of this evaluation was to determine if the throat microphone, when used by the door gunners/crew chiefs, was superior to the APH-5 helmet boom microphone for communication in all operating conditions.
Throat Microphone (Electro-Voice p/N 678-4881) for Helicopter Door Gunners/Crew Chiefs (Aca-23/67)
1966
4 pages
Report
No indication
English
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