The USN operated the F4H-1 (re-designated F-4A in 1962) with J79-GE-2 and -2A engines of 16,100 lbf (71.62 kN) thrust and later builds receiving -8 engines. A total of 45 F-4As were built; none saw combat, and most ended up as test or training aircraft.Eden 2004, p. 278. The USN and USMC received the first definitive Phantom, the F-4B which was equipped with the Westinghouse APQ-72 radar (pulse only), a Texas Instruments AAA-4 Infrared search and track pod under the nose, an AN/AJB-3 bombing system and powered by J79-GE-8,-8A and -8B engines of 10,900 lbf (48.5 kN) dry and 16,950 lbf (75.4 kN) afterburner (reheat) with the first flight on 25 March 1961. 649 F-4Bs were built with deliveries beginning in 1961 and VF-121 Pacemakers receiving the first examples at NAS Miramar.
the usn operated the f4h-1 (re-designated f-4a in 1962) with j79-ge-2 and -2a engines of 16100 lbf (7162 kn) thrust and later builds receiving -8 engines a total of 45 f-4as were built; none saw combat and most ended up as test or training aircrafteden 2004 p 278 the usn and usmc received the first definitive phantom the f-4b which was equipped with the westinghouse apq-72 radar (pulse only) a texas instruments aaa-4 infrared search and track pod under the nose an an/ajb-3 bombing system and powered by j79-ge-8-8a and -8b engines of 10900 lbf (485 kn) dry and 16950 lbf (754 kn) afterburner (reheat) with the first flight on 25 march 1961 649 f-4bs were built with deliveries beginning in 1961 and vf-121 pacemakers receiving the first examples at nas miramar