Radio Transmitter & Receiver Type Q.S.A. 250

Wireless Specialty Apparatus Co.; Boston (MA)

  • Year
  • 1915 ??
  • Category
  • Commercial Transmitter & Receiver (TRX not Amateur)
  • Radiomuseum.org ID
  • 286171

 Technical Specifications

  • Main principle
  • Crystal or Solid State Detector
  • Power type and voltage
  • Dry Batteries / 4 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Radio Transmitter & Receiver Type Q.S.A. 250 - Wireless Specialty Apparatus
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 450 x 300 x 400 mm / 17.7 x 11.8 x 15.7 inch
  • Notes
  • Emetteur-récepteur de télégraphie militaire, 250 W.

    La pile rechangeable sert à alimenter le buzzer.

    Pour une description complète de l'équipement voir Wireless Specialty Apparatus Company catalogue "Radio Telegraph and Telephone Equipment" édition octobre 1919, page 26 - 27.

  • Net weight (2.2 lb = 1 kg)
  • 25 kg / 55 lb 1.1 oz (55.066 lb)
  • Mentioned in
  • WSA cat. "Radio Telegraph and Telephone Equipment" ed. oct. 1919, p.26-27

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The model Radio Transmitter & Receiver is part of the collections of the following members.

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