Telegraphy Symbols and Morse Code

The telegraph is an ancient system of transmission of messages over long distances, using a Morse code. Originally the medium used for the transmission of electrical impulses were cables and later through radio signals.

Symbology of Telegraphy Symbols and Morse Code

Symbol Description Symbol Description
Telegraph signal key symbol Telegraph signal key
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  Telegraph equipament symbol Telegraph equipament
Electrical telegraph
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Duplex telegraph symbol Duplex telegraph   Two-way simplex telegraph symbol Two-way simplex telegraph
Duplex telegraph symbol Duplex telegraph   Two-way simplex telegraph symbol Two-way simplex telegraph
Telegraph receiver device symbol Telegraph receiver device   Telegraph transmitter device symbol Telegraph transmitter device
Telegraph receiver symbol Telegraph receiver   Telegraph transmitter symbol Telegraph transmitter
Telegraph receiver symbol Telegraph receiver   Telegraph transmitter symbol Telegraph transmitter

Telegraph Repeater

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Telegraph repeater, duplex symbol Telegraph repeater, duplex   Telegraph repeater, two-way simplex symbol Telegraph repeater, two-way simplex
Telegraph repeater, duplex symbol Telegraph repeater, duplex   Telegraph repeater, two-way simplex symbol Telegraph repeater, two-way simplex
Telegraph repeater, one-way simplex symbol Telegraph repeater, one-way simplex   Telegraph repeater, one-way simplex symbol Telegraph repeater, one-way simplex

Telegraph Equipament Qualifier

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Facsimile symbol Facsimile   Page printing symbol Page printing
Tape printing symbol Tape printing   Tape perforating symbol Tape perforating
Tape printing perforating symbol Tape printing perforating   Keyboard symbol Keyboard

Telegraph Repeater Qualifier

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Neutral direct-current, single current symbol Neutral direct-current, single current   Neutral direct-current, single current symbol Neutral direct-current, single current
Symbol of polar direct current, double current Polar direct-current, double current      

Morse Code Symbology

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Morse code symbols
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