• Country
• United States of America (USA)

• Manufacturer / Brand
• Sparks-Withington Co., (Sparton); Jackson, Michigan

• Year
• 1954 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 91656

• Number of Tubes
• 6

• Valves / Tubes
• 6BA6 6BE6 6BA6 6AV6 6AQ5 6X4

• Main principle
• Superhet with RF-stage; ZF/IF 456 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Details
• Record Player (perh.Changer)

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• from Radiomuseum.org
• Model: Sparton 531 Ch= 6L3 - Sparks-Withington Co., Sparton

• Literature/Schematics (1)
• Beitman Radio Diagrams, Vol. 14, 1954

• Author
• Model page created by Walter Wiesmüller † May 2012. See "Data change" for further contributors.

• Other Models

• Here you find 773 models, 361 with images and 720 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sparks-Withington Co., (Sparton); Jackson, Michigan