Radio Telegraph Type SCR-105 (BC-53-A)

RCA (RCA Victor Co. Inc.); New York (NY)

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  • Year
  • 1920–1924 ?
  • Category
  • Military Transceiver (TRX)
  • Radiomuseum.org ID
  • 340186
    • alternative name: RCA Manufacturing || Victor Talking Machine

 Technical Specifications

  • Main principle
  • Transceiver; Crystal-detection 2 circuits (no tubes)
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Storage and/or dry batteries / 10 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Power out
  • 50 W (unknown quality)
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Radio Telegraph Type SCR-105 - RCA RCA Victor Co. Inc.; New
  • Shape
  • Miscellaneous shapes - described under notes.
  • Dimensions (WHD)
  • 15 x 13 x 6 inch / 381 x 330 x 152 mm
  • Notes

  • Transmitter: 50W quenched spark set powered by a 10V storage battery. Wave bands are fixed at 150, 180, 210, 240, 270 and 300 meters. (approximately 2MHz, 1.67MHz, 1.43MHz, 1.25MHz, 1.11MHz and 1MHz)

    Receiver: Uses a crystal detector (galena) and can tune from 100 to 550 meters.(approximately 545KHz to 3MHz)

    Case is painted wood with metal reinforcing pieces and a canvas cover for the front control panel. This is a portable set designed for communicating between headquarters which are usually no more than 5 miles apart.

     

  • Net weight (2.2 lb = 1 kg)
  • 21.3 lb (21 lb 4.8 oz) / 9.670 kg
  • Mentioned in
  • -- Original-techn. papers. (Set, Radio Telegraph Type SCR-105, Radio Communication Pamphlet No. 25, War Department Sept. 1921)
  • Literature/Schematics (1)
  • -- Original-techn. papers. (United States Army Training Manual No. 26, 1924, Part I. Radio Sets)
  • Author
  • Model page created by Gary Berg. See "Data change" for further contributors.

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The model Radio Telegraph Type SCR-105 (BC-53-A) is part of the collections of the following members.

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