Post on 31-Dec-2015
description
PART NO :- GV2.076.039
DESC :- RECEIVER UNIT
MAJ_ASSY :- PP-4A TRANSRECEIVER
AIRCRAFT :- MIG-23
MPE REQMT :- 08
SOR/SR REF :- 11BRD/PR/MiG 23/14NM/06-11
OPERATING CONDITIONS :- VOLTAGE – 27VDC
& 115 VAC, 400 Hz.
FUNCTION :- IT COMPARES THE FREQUENCY OF RF SIGNAL REFLECTED FROM GROUND WITH A PART OF SIGNAL SUPPLIED TO RECEIVER DIRECTLY FROM THE TRANSMITTER. THE DIFFERENCE FREQUENCY SIGNAL SO PRODUCED IS AMPLIFIED AND APPLIED TO MEASURING UNIT.
EFFECT OF FAILURE :- PP-4A TRANSRECEIVER WILL FAIL AND ALTITUDE OF AC FROM SURFACE CANNOT BE OBTAINED.