пристрій для прослуховування
surreptitious listening device
wall listening device
passive listening device
listening post
listening silence
listening surveiilance
check for listening devices
underwater listening post
gaining information by use of listening posts
surreptitious listening
wall listening microphone
radio listening service
passive listening
air listening post
safety and arming device / safety-and-arming device
air intake device / air-intake device
airborne surveillance device
ambush detection device
anti-countermining device
anti-fuse-removal device
anti-recovery device
anti-sweep device
anti-withdrawal device
automatic switching device
bomb-detection device
circuit-closing device
cratering device
detonating device
diversionary device
electro-explosive device (EED)
electronic computing device
electronic detection device