• Country
• United States of America (USA)

• Manufacturer / Brand
• Simplex Radio Co.; Philadelphia, PA and Sandusky, OH

• Year
• 1924

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 58089

• Number of Tubes
• 4

• Valves / Tubes

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries

• from Radiomuseum.org
• Model: RJ [new] - Simplex Radio Co.;

• Price in first year of sale
• 70.00 $

• External source of data
• Ernst Erb

• Source of data
• Radio Collector`s Guide 1921-1932

• Mentioned in
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Other Models

• Here you find 178 models, 91 with images and 64 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Simplex Radio Co.; Philadelphia, PA and Sandusky, OH