• Country
• United States of America (USA)

• Manufacturer / Brand
• Simpson Electric Co.; Chicago, IL - Lac du Flambeau, WI

• Year
• 1938/1939

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 95798

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 90-120 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Roto Ranger Tube and Set Tester 220 - Simpson Electric Co.; Chicago,

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 12 x 12.5 x 6.5 inch / 305 x 318 x 165 mm

• Price in first year of sale
• 62.00 $

• Literature/Schematics (1)
• 1938 Radolek Catalog

• Literature/Schematics (2)
• Radio Retailing (Radio & Television R.) (ad January 1939 page 75)

• Author
• Model page created by Vitor Oliveira. See "Data change" for further contributors.

• Other Models

• Here you find 148 models, 131 with images and 60 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Simpson Electric Co.; Chicago, IL - Lac du Flambeau, WI