Radio Blinker Signal Set Early Case

Perry & Sons, Frank B.; Providence (RI)

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  • Year
  • 1917/1918 ?
  • Category
  • Morse-Equipment & TTY, RTTY, TDD etc.
  • Radiomuseum.org ID
  • 358580

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • Dry Batteries / 3 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Radio Blinker Signal Set [Early Case] - Perry & Sons, Frank B.;
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Notes

  • The Perry Radio Blinker Signal Set Type Late Case has the following features:

    • Self-contained unit used for Morse code training.
    • Switch selects off, weak buzzer (high series resistor), loud buzzer (low series resistor), or lamp.
    • The internal Eveready 3V battery is connected to the buzzer or lamp with the circuit completed when the key is depressed.
    • Officially adopted by the US Navy, Massachusetts Institute of Technology, and Boy Scouts of America. Used by the US Army and US Marine Corps.

    Similar to the Perry Radio Blinker Signal Set Early Breadboard except mounted in a wooden case with internal Eveready 3V battery. This version does not have the terminals for intercommunication with other units.

  • Net weight (2.2 lb = 1 kg)
  • 1 lb 6 oz (1.375 lb) / 0.624 kg
  • Price in first year of sale
  • 5.00 USD
  • Literature/Schematics (1)
  • -- Original prospect or advert (The Philadelphia (PA) Inquirer, Jan. 20, 1918, page 29)
  • Author
  • Model page created by Jerry Elarton. See "Data change" for further contributors.

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