• Country
• United States of America (USA)

• Manufacturer / Brand
• United Radio & Electric Co.; Brooklyn, New York

• Year
• 1922

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 256499

• Number of Tubes
• 4

• Valves / Tubes

• Main principle
• TRF without regeneration

• 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: Syntone Receptor-Amplifier Type SJ-4 - United Radio & Electric Co.;

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Notes

• One main tuning dial.

• Price in first year of sale
• 80.00 USD

• Literature/Schematics (2)
• The Radio Dealer (September 1922, advertisement page 91)

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from United Radio & Electric Co.; Brooklyn, New York