- Country
- United States of America (USA)
- Manufacturer / Brand
- United American Bosch (Magneto Corporation); Springfield (MA)
- Year
- 1933
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 64037
-
- alternative name: American Bosch Magneto
- Brand: Essex
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
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Alternating Current supply (AC) / 115 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Material
- Wooden case
- from Radiomuseum.org
- Model: 405 - United American Bosch Magneto
- Shape
- Console, Lowboy (legs < 50 %).
- Notes
- Stein notes 8 tubes, cannot be verified. The tube 2A6 was introduced early 1933. Therefore the set can not be earlier.
- External source of data
- Ernst Erb
- Source of data
- Pre-War Consoles
- Circuit diagram reference
- Rider's Perpetual, Volume 7 = 1936 and before
- Literature/Schematics (1)
- Riders 7-3, 4
- Other Models
-
Here you find 414 models, 165 with images and 272 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from United American Bosch (Magneto Corporation); Springfield (MA)