• Country
• United States of America (USA)

• Manufacturer / Brand
• Sprague Electric Company; North Adams, MA

• Year
• 1951 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 97709

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110-120 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: TO-3 Tel-Ohmike - Sprague Electric Company;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 13.25 x 10.2 x 5 inch / 337 x 259 x 127 mm

• Notes
• Bridge-type instrument for measuring capacity and resistance, with built-in DC VOM.

• Price in first year of sale
• 74.00 $

• Literature/Schematics (1)
• 1951 Newark catalog Nº 51

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

• Other Models

• Here you find 11 models, 10 with images and 6 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sprague Electric Company; North Adams, MA