Frequency programmable RF communications
Frequency scan radar system with provision for interference elim
Frequency scanned corner reflector antenna
Frequency scanned illumination imaging array
Frequency searching and/or jamming means
Frequency shift rate detector
Frequency spectrum analyzer
Frequency translating phase conjugation circuit for active retro
Frequency translator
Frequency-agile fire control radar system
Frequency-agile transponder
Frequency-phase coding device
Frequency-tracking filter, as for use in FM-CW radar
Friend-accept decider test simulator
Frozen wave generator jammer
Full range correlator for use in a collision avoidance system
Full-wave di-patch antenna
Fully-coherent multiple frequency radar system
Fuze