FIELD: electric communications, possible use for controlling analog command translation lines at ships and other moving objects.
SUBSTANCE: in accordance to the invention, system additionally features sharply directional microphones with adjustable sound duct, microphone amplifiers, level regulators, transformers with signal delay elements, AND circuit, second indicator of serviceability control of translation lines, while microphones are positioned in front of loudspeakers connected to translation transmission line.
EFFECT: increased fullness of control of command translation lines.
1 dwg
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