• Country
• United States of America (USA)

• Manufacturer / Brand
• Jackson (The) Electrical Instrument CO., Dayton

• Year
• 1956

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 99172

• 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: 648-B Tube Tester - Jackson The Electrical

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 15.5 x 10.5 x 4.5 inch / 394 x 267 x 114 mm

• Notes
• Choice of 15 filament voltages from .75 to 117 volts.

• Price in first year of sale
• 102.00 $

• Literature/Schematics (1)
• Allied Radio Catalog Nº 150, 1956

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

• Other Models

• Here you find 64 models, 61 with images and 18 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Jackson (The) Electrical Instrument CO., Dayton