• Country
• United States of America (USA)

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

• Year
• 1967 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 148293

• Number of Tubes
• 1

• Valves / Tubes
• 6AV6

• Wave bands
• - without

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

• Loudspeaker
• - - No sound reproduction output.

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

• from Radiomuseum.org
• Model: Tube Tester 658-1 - Jackson The Electrical

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

• Dimensions (WHD)
• 20.6 x 13 x 7.4 inch / 523 x 330 x 188 mm

• Notes
• 658-1 is improved 658A with better gas test and triple sensitivity shorts test. 231 heater voltages present from 0.6 to 120V. Other features are same as 658A tube tester.

• Net weight (2.2 lb = 1 kg)
• 10 kg / 22 lb 0.4 oz (22.026 lb)

• Source of data
• - - Manufacturers Literature

• Author
• Model page created by Sinisa Trlin. 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