557 All Wave Signal Generator

Ranger Examiner, USA

  • Year
  • 1938
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 96221

 Technical Specifications

  • Number of Tubes
  • 2
  • Valves / Tubes
  • 30 30
  • Wave bands
  • - without
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 557 All Wave Signal Generator - Ranger Examiner, USA
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 12 x 5.75 x 6.5 inch / 305 x 146 x 165 mm
  • Price in first year of sale
  • 32.00 $
  • Literature/Schematics (1)
  • 1938 Radolek Catalog
  • Author
  • Model page created by Vitor Oliveira. See "Data change" for further contributors.

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