This Characteristic describes a hand-held microphone for usewith airborne radio installations. Characteristic 538B incorporateschanges to the older Characteristic 538 (dated March 3, 1972) andserves as a continuation and modification of the originalCharacteristic.
Microphones of many design variations are in satisfactoryairline usage and many others are available; therefore, thisCharacteristic does not preclude a particu!ar design nor imply thatthe design outlined herein constitutes the only satisfactorymicrophone.
- Edition:
- 83
- Published:
- 02/16/1983
- Number of Pages:
- 15
- File Size:
- 1 file , 690 KB
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