голосовий сигнал
facepiece speech device
Speech-Writing Section (NATO)
veiled speech
speech output
speech terminal
digital speech communication
variable speech terminal
speech compression technique
speech device
speech scrambling
speech communication
Signal Kit / MK-79 (illumination signal kit)
acknowledgement signal
arm-and-hand signal
audio signal
caution signal
combined signal
command and signal
command signal center
control signal
distress signal (=SOS)
echo (returned signal)
field army signal brigade
flash a signal
forward area signal center
hand signal
hoisting signal flags
jamming signal
main signal center
prearranged signal
pyrotechnic signal
radio alarm signal