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Vintage Telegraph Terms Uncovered is a medium crossword puzzle with 12 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Vintage Telegraph Terms Uncovered
Moderate difficulty suitable for most players
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Across
  • 2. A short signal element in Morse code
  • 3. Basic unit of communication sent over telegraph
  • 4. Closed path through which electricity flows
  • 5. Famous telegraph code developed by Samuel
  • 7. Electromechanical switch amplifying telegraph signals
  • 8. Manual switch used to send Morse code pulses
  • 11. Visual indicator used to receive coded messages
Down
  • 1. A long signal element in Morse code
  • 6. Device that strengthens telegraph signals for long distances
  • 9. Conductive thread used to send telegraph signals
  • 10. Submarine line carrying telegraph messages across oceans
  • 12. Light strike on the telegraph key producing a signal
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