Chester Telegraph Relay

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About the Model

A telegraph sends electrical signals through a telephone wire. A relay detected a weak signal and used a battery to strengthen that signal. Made by Charles T. and Joh N. Chester, this telegraph uses electrical pulses to relay communication.

Keywords

electrical signals, telegraph, electrical pulses, transmitter, receiver, electricity, Charles T. Chester, electromagnet coils, Work and Industry, John N. Chester, Communications, Telegraph Relays, Telegraph Repeaters, American History, communicating by wire, invention, information, social studies, Energy and Electromagnetism, telephone, history, energy, physics, physical science, problem, solution, ideas and inventions