- Country
- United States of America (USA)
- Manufacturer / Brand
- United American Bosch (Magneto Corporation); Springfield (MA)
- Year
- 1935
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 64113
-
- 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 465 kHz
- Tuned circuits
- 7 AM circuit(s)
- Wave bands
- Broadcast, Short Wave(s) and Police.
- Power type and voltage
- Alternating Current supply (AC) / 115 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm
- Power out
- 2.3 W (unknown quality)
- Material
- Wooden case
- from Radiomuseum.org
- Model: 575F - United American Bosch Magneto
- Shape
- Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
- Dimensions (WHD)
- 16.5 x 21 x 10 inch / 419 x 533 x 254 mm
- Notes
-
The American Bosch 575F is a 7-tube, 3-band radio that receives the AM Broadcast band (540-1800 kHz), Shortwave band (green 1800-6000 kHz) and Shortwave band (red 6000-18000 kHz). The lamp on the right is a general power indicator. The lamp on the left changes color to indicate the band by means of a moving 3-color lens connected to the band switch.
- External source of data
- Ernst Erb
- Source of data
- The Radio Collector's Directory and Price Guide 1921 - 1965
- Circuit diagram reference
- Rider's Perpetual, Volume 7 = 1936 and before
- Mentioned in
- Collector's Guide to Antique Radios 4. Edition
- Literature/Schematics (1)
- Riders 7-15, 17, 18
- Literature/Schematics (2)
- Machine Age to Jet Age II
- Literature/Schematics (3)
- Cathedral & Tombstone Radios (page 51.)
- Other Models
-
Here you find 414 models, 164 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)