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The ETB-5 & ETB-10/ETB-10A is a Command Talk-Back system with 5 or 10 lines while the ETB-100/ETB-100A is a Command Talk-Back & Public Address system with 10 lines. The ETB-100A can also be used as an emergency Public Address system. The system comprises a central unit and a comprehensive range of substations and other field equipment for use indoors, outdoors, and in noisy areas on marine vessels. Physical dimensions of the units are based on the Euro DIN standard and are integrated seamlessly into bridge solutions.
The CTB & CTB-100Talk-Back system is a command communication system based on one operator unit/panel and a wide range of substations for marine environments. The CTB-100 system supports public address using power amplifiers and 100V loudspeakers. The systems is typically used to coordinate activities in a work group the main stations can hear all conversations.
The CTB & CTB-100 systems are based on one central unit, up to 4 main operator panels (the CTB-100 Talk-Back system includes loud-hailing and 100 V power amplifier in addition) and a wide range of substations made for marine environments. Operator panels are nominated as master or submaster by settings in the CU central unit.