- Country
- United States of America (USA)
- Manufacturer / Brand
- Spiegel Inc. (Continental); Chicago
- Year
- 1947 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 59724
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 5
- Main principle
- Superheterodyne (common); ZF/IF 456 kHz; 2 AF stage(s)
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Line / Batteries (any type) / AC/DC 105-125/ 90 & 7.5 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- from Radiomuseum.org
- Model: TB-503 - Spiegel Inc. Continental;
- Shape
- Portable set > 8 inch (also usable without mains)
- External source of data
- Ernst Erb
- Circuit diagram reference
- Rider's Perpetual, Volume 15 = 1947 and before
- 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