(рлк.) ключовий імпульсний генератор
delay-line-type pulser
boom barrier (boom gate)
gate sentry
stern gate
boom gate
visible gate
flux gate detector
gyro flux(-)gate compass
gyro stabilized flux(-)gate compass
gate change
gate
gate a target in range
narrow gate
narrow gate pulse
narrow-narrow gate
narrow-narrow gate pulse
sea chest gate valve
swinging gate principle