• Country
• United States of America (USA)

• Manufacturer / Brand
• Electric Auto-Lite Company, The, (Autolite); Toledo, OH

• Year
• 1962 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 319640

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

• Number of Tubes
• 0

• Valves / Tubes
• 5UP1

• Wave bands
• - without

• Power type and voltage
• Powered by external power supply or a main unit. / 7-14 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Spark Plug Scope ST-500 - Electric Auto-Lite Company,

• Shape
• Portable set > 8 inch (also usable without mains)

• Notes

• Autolite, Spark Plug Scope ST-500

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 1 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Electric Auto-Lite Company, The, (Autolite); Toledo, OH