• Country
• United States of America (USA)

• Manufacturer / Brand
• Special Products Co. (brand SPECO); Silver Spring, MD.

• Year
• 1947

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 222805

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Dry Batteries

• Loudspeaker
• -Loudspeaker incorporated, but system not known.

• Material
• Various materials

• from Radiomuseum.org
• Model: Stab Speco - Special Products Co. brand

• Shape
• Tablemodel, with any shape - general.

• Notes
• Indications: Audible. Power: Battery. Portable, 4 lbs. 10 oz. Features: Extra long fine probe with long leads suited for troubleshooting auto radio while in car; instrument cover cannot be closed without turning off battery switch; tube in probe; also sold in kit form; no tuning control; see picture.

• Source of data
• Radio Retailing (Radio & Television R.)

• Author
• Model page created by Heiko zur Mühlen. See "Data change" for further contributors.

• Other Models

• Here you find 3 models, 3 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Special Products Co. (brand SPECO); Silver Spring, MD.