• Country
• United States of America (USA)

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

• Year
• 1946–1954

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 130389

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

• Number of Tubes
• 1

• Valves / Tubes
• 6J5

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 100-130 Volt

• Loudspeaker
• - - No sound reproduction output.

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

• from Radiomuseum.org
• Model: Tube Tester 305 - Simpson Electric Co.; Chicago,

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 8 x 0 x 5.5 inch / 203 x 0 x 140 mm

• Notes
• Simpson Tube Tester 305; 10 valve test sockets, one 1 mA instrument, eight toggle switches, manual test voltage adjustment, leakage test with neon lamp.

• Price in first year of sale
• 46.25 $

• Source of data
• -- Original-techn. papers.

• Mentioned in
• Radio Retailing (Radio & Television R.) (September 1946 page 135. November 1946 page 125.)

• Author
• Model page created by a member from A. 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