- Country
- United States of America (USA)
- Manufacturer / Brand
- United American Bosch (Magneto Corporation); Springfield (MA)
- Year
- 1931 ?
- Category
- Car Radio, perhaps also + sound player/recorder
- Radiomuseum.org ID
- 63964
-
- alternative name: American Bosch Magneto
- Brand: Essex
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 7
- Main principle
- Superhet with RF-stage; ZF/IF 175 kHz
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - This model requires external speaker(s).
- Material
- Metal case
- from Radiomuseum.org
- Model: Police 108 - United American Bosch Magneto
- Shape
- Chassis only or for «building in»
- Notes
-
preset (readjustable) to police frequency(or local BC station); needs +B dry battery; separate speaker.
- External source of data
- Ernst Erb
- Circuit diagram reference
- Rider's Perpetual, Volume 2 = 1932 (Models 1931/1932)
- 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)