575F

United American Bosch (Magneto Corporation); Springfield (MA)

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  • 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.

 Technical Specifications

  • 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
  • Circuit diagram reference
  • Rider's Perpetual, Volume 7 = 1936 and before
  • Literature/Schematics (1)
  • Riders 7-15, 17, 18

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The model 575F is part of the collections of the following members.

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