fixe - freq
- fixed attenuator
- fixed beam
- fixed capacitor
- fixed es
- fixed frequency
- fixed frequency magnetron
- fixed frequency seo
- fixed installation
- fixed line
- fixed phase shifter
- fixed quantizer
- fixed radar
- fixed radio
- fixed radio transmitter
- fixed radiorecorder
- fixed receiver
- fixed reflector direction finder
- fixed resistance
- fixed resistor
- fixed rrl
- fixed rrs
- fixed service
- fixed station
- fixed tr
- fixed transceiver
- fixed transmitter
- fixed tuning
- fixed video head
- fixed yoke
- fixed-frequency filter
- fixed-frequency transmitter
- fixed-head disk
- fixed-head vtr
- fixed-length addressing
- fixed-length code
- fixed-ratio divider
- fixed-service rrs
- fixed-weight code
- fixing
- flange
