AA radar
AFC
AFC mixer
CRT
CW oscillator
MAD radar
Navaglobe
Oboe
TR switch
TR unit
VAR
Volscan
altimeter
amplifier
analyzer
astronavigation
automatic electronic navigation
automation
avionics
cascade screen
cathode-ray tube
celestial navigation
chronometer
coastwise navigation
consolan
dead reckoning
demodulator
detector
discriminator
early-warning radar
electron microscopy
electron optics
electron physics
electronic engineering
electronic navigation
electronics
electrophysics
fix
frequency meter
gun-directing radar
hard-tube pulser
indicator
interception radar
limiter
line of position
local oscillator
long-range radar
loran
magnetron
microwave mixer
measuring device
measuring instrument
measuring system
3d radar
Doppler radar
early warning radar
three-dimensional radar
weather radar
lidar
sonar
aircraft
camera
communication
electronic
infrared
laser
missile
monitor
navigation
radars
radio-
satellite
scan
scanner
sensor
subspace
surveillance
tactical
transmitter
gaydar