• Country
• United States of America (USA)

• Manufacturer / Brand
• Service Instruments, Inc.; New York

• Year
• 1955 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 284830

• Wave bands
• - without

• Power type and voltage
• AC/DC-set / 117 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Filament Tube Tester Fil- Check CT-1 - Service Instruments, Inc.; New

• Shape
• Tablemodel, with any shape - general.

• Author
• Model page created by Aglef Tröger. See "Data change" for further contributors.

• Other Models

• Here you find 7 models, 5 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Service Instruments, Inc.; New York