• Country
• United States of America (USA)

• Manufacturer / Brand
• Spiegel Inc. (Continental); Chicago

• Year
• 1939 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 59393

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

• Number of Tubes
• 8

• Valves / Tubes
• 6A7 6D6 6H6G 6Y7G 6G5 6V6G 6V6G 80

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

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast plus 2 Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC)

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

• from Radiomuseum.org
• Model: 4068 Ch= 885 - Spiegel Inc. Continental;

• Notes
• Push button statin selector.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 10 = 1939 and before

• Literature/Schematics (1)
• Riders 10-28 , 10-38

• Other Models

• Here you find 1279 models, 552 with images and 1043 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Spiegel Inc. (Continental); Chicago