• Year
  • 1925
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 55228

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 5
  • Valves / Tubes
  • Main principle
  • TRF without regeneration
  • Tuned circuits
  • 3 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Sophomore - Richardson Radio Inc.; New
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Notes
  • Three dials (primary tuning control knobs)

  • Price in first year of sale
  • 38.00 $
  • External source of data
  • Ernst Erb

 Collections | Museums | Literature

Collections

The model Sophomore is part of the collections of the following members.

 Forum