- Country
- United States of America (USA)
- Manufacturer / Brand
- Spiegel Inc. (Continental); Chicago
- Year
- 1947 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 59495
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 8
- Main principle
- Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)
- Tuned circuits
- 7 AM circuit(s)
- Wave bands
- Broadcast plus 2 Short Wave bands.
- Power type and voltage
- Line / Batteries (any type) / AC/DC 105-125/ 90 & 12 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 inch = 15.2 cm
- from Radiomuseum.org
- Model: 581 - Spiegel Inc. Continental;
- Notes
- Tube 3LH4 obviously doesnt really exist. It is quoted as an alternative for the 3Q5GT in Riders.
- 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