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Call-Signal Station

5830145165619 145165619 SYSTEME SELCAL

A manually operated device which converts mechanical power into electrical energy for actuating an audible tone and may also actuate a visible signal at a similar remote station. It also receives electrical energy from another similar station and converts it into acoustical energy and may also actuate a visual signal. Includes a hand ringing generator, audible signalling device and cabinet. May include a selector switch, visual signal or volume control. See also GENERATOR, RINGING, HAND. View more Call-Signal Station