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		                             National Stock Number: 5895-00-974-3564
  Federal Supply Class: 5895
  National Item Identification Number: 009743564
  Description: AMPLIFIER,AUDIO FREQUENCY
  Detail: An electronic device whose audio frequency input signals control power from a source independant of the input signal and delivers audio frequency output signals of greater amplitude with respect to current and/or voltage. The output signals characteristics are uniformly related to the input signals. It operates at frequencies of 20 kilohertzs and below. It may or may not have signal switching capabilities. 
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  Manufacturer Information:
 | 3981-5004G1 | 49956 | RAYTHEON COMPANY |  | FA7024 | 08125 | U S DEPT OF TRANSPORTATION FEDERAL AVIATION ADMINISTRATION |   
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  Techincal Specification:
 | SPECIAL FEATURES | IF PRE-AMPLIFIER; REFERENCE DATA: A-1801, INSTRUCTION BOOK, ARSR-1 D/E/F, VOL 5, SEC 10 PG 10-78 |   
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