- Country
- United States of America (USA)
- Manufacturer / Brand
- Detrola; Detroit (MI)
- Year
- 1941 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 37295
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 7
- Main principle
- Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast and Short Wave (SW).
- Power type and voltage
- AC/DC-set / 105-125 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 5 inch = 12.7 cm
- from Radiomuseum.org
- Model: 3331 - Detrola; Detroit MI
- Notes
- BC (540-1720kHz) and SW (5550-18500kHz) bands. Push-pull audio amplifier. 5 or 8 inch speaker.
- External source of data
- Ernst Erb
- Circuit diagram reference
- Rider's Perpetual, Volume 12 = ca. 1941 and before
- Other Models
-
Here you find 334 models, 195 with images and 291 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Detrola; Detroit (MI)