(рлк.) частоти зондувального сигналу C і X діапазонів
aurora bands
radar frequency bands
shift frequencies
sounding rocket
balloon sounding
atmosphere sounding
rawin sounding
rocket sounding
rocket sounding network
wind-velocity sounding
space sounding
upper-air sounding
echo sounding
sounding
Signal Kit / MK-79 (illumination signal kit)
observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)
arm-and-hand signal
command and signal
caution and advisory panel / emergency warning signal unit
emergency warning signal unit / caution and advisory panel
reconnaissance and signal sergeant
command and signal matters
acknowledgement signal
audio signal
caution signal
combined signal
command signal center
control signal
distress signal (=SOS)
echo (returned signal)
field army signal brigade
flash a signal