• Country
• United States of America (USA)

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

• Year
• 1958 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 166035

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

• Number of Tubes
• 1

• Valves / Tubes
• 1S5

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 100-125 Volt

• Loudspeaker
• - - No sound reproduction output.

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

• from Radiomuseum.org
• Model: Dynamic TubeTester 648A - Jackson The Electrical

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 14 x 16.5 x 7 inch / 356 x 419 x 178 mm

• Notes
• Dynamic Tube Tester Jackson 648A: dynamic tube tester, has been built in several variants over many years.

• Net weight (2.2 lb = 1 kg)
• 23 lb (23 lb 0 oz) / 10.442 kg

• Author
• Model page created by Martin Bösch. See "Data change" for further contributors.

• Other Models

• Here you find 64 models, 61 with images and 17 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Jackson (The) Electrical Instrument CO., Dayton