Telegraph key

Telegraph key (also known as the Morse key) is a generic term for any switching device used primarily to send Morse code. Similar keys are used for all forms of manual telegraphy. Two common uses include the electrical telegraph over wires which activates a Telegraph sounder and radio telegraphy. Several variants exist.

Related Topics:
Morse code - Telegraphy - Electrical telegraph - Telegraph sounder - Radio telegraphy

~ ~ ~ ~ ~ ~ ~ ~ ~ ~