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Vintage Signals: Forgotten Communication Gadgets is a easy crossword puzzle with 17 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Vintage Signals: Forgotten Communication Gadgets
Explore an intriguing crossword dedicated to obsolete communication devices that once connected the world.
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Across
  • 1. Ancient fire-based visual messaging system
  • 2. Bird used historically to carry messages
  • 3. Mirror device reflecting sunlight to send messages
  • 5. Mechanical machine for typing letters and notes
  • 10. System sending messages in capsules through tubes
  • 11. System using flags or lights for visual signaling
  • 16. Machine that transmits scanned printed material
Down
  • 4. Basic visual communication using light from flame
  • 6. Electromechanical typewriter used for messages
  • 7. Early device for recording and playing sound
  • 8. Old term for radio communications without wires
  • 9. Device sending coded electrical pulses over wires
  • 12. Code used in early telegraph communication
  • 13. Device converting voice into electrical signals
  • 14. Wireless device once used for broadcast communication
  • 15. Paper mail with a brief message on one side
  • 17. Used in courier systems to pass messages physically
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