MIL-HDBK-162A
Volume 1
15 December 1965
Section 1
DATE: 15 April 1964
ITEM NAME: INTERROGATOR SET
COGNIZANT SERVICE: USAF
TYPE: AN/GPX-18C
FEDERAL STOCK NUMBER: 5895-604-4654
USA
USN
USAF
USMC
STATUS OR TYPE CLASSIFICATION
STD
Mfg(s) Name or Code Number.
No Illustration Available.
of AN/APX-25 carried by friendly aircraft to be identified.
FUNCTIONAL DESCRIPTION
Receive the transponder replies and after decoding
furnishes them to the associated radar indicator in the
Radar Identification Set AN/GPX-18C provides
form of video pulses.
Its narrow beam width
Mark X SIF for Radar Set AN/FPS-8 or AN/MPS-11.
interrogation is synchronized with
The AN/GPX-18C is used for the identification of
friendly targets of Radar Set AN/MPS-11 or AN/FPS-8.
Transmits coded rf pulses for triggering of transponders
AN/GPX-18C: 1