• Country
• Canada

• Manufacturer / Brand
• Sparton of Canada; London, ON

• Year
• 1933/1934

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 178913

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

• Number of Tubes
• 5

• Valves / Tubes
• 6F7 6D6 75 42 80

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 115 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Tombstone 270 - Sparton of Canada; London, ON

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Circuit diagram reference
• Radio College of Canada

• Literature/Schematics (1)
• Canada Schematics Sparton page 18

• Author
• Model page created by Dirk Taekels. See "Data change" for further contributors.

• Other Models

• Here you find 298 models, 120 with images and 265 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sparton of Canada; London, ON