• Country
• United States of America (USA)

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

• Year
• 1939 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 59396

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

• Number of Tubes
• 16

• Valves / Tubes
• 6K7G 6J5G 6J7G 6L7G 6K7G 6K7G 6K7G 6H6G 6H6G 6J5G 6J5G 6J5G 6L6G 6L6G 5Z3 5Z3

• Main principle
• Superhet with RF-stage; ZF/IF 456 kHz

• Tuned circuits
• 9 AM circuit(s)

• Wave bands
• Broadcast, Short Wave(s) and Police.

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

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

• from Radiomuseum.org
• Model: 4074 Ch= 16R - Spiegel Inc. Continental;

• External source of data
• Ernst Erb

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

• Literature/Schematics (1)
• Riders 10-19

• 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