• Country
• United States of America (USA)

• Manufacturer / Brand
• United American Bosch (Magneto Corporation); Springfield (MA)

• Year
• 1932

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 63993

• • alternative name: American Bosch Magneto
  • Brand: Essex

• Number of Tubes
• 10

• Valves / Tubes
• 58 58 56 58 58 56 56 43 43 80

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• 2 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: The Mansion 250M Vibro-Power - United American Bosch Magneto

• Shape
• Console, Lowboy (legs < 50 %).

• Dimensions (WHD)
• 23.5 x 41 x 11.25 inch / 597 x 1041 x 286 mm

• Price in first year of sale
• 89.00 $

• External source of data
• Ernst Erb

• Source of data
• Radio Collector`s Guide 1921-1932

• Circuit diagram reference
• Rider's Perpetual, Volume 4 = ca. 1934 and before

• Mentioned in
• Collector's Guide to Antique Radios 4. Edition

• Literature/Schematics (1)
• Pre-War Consoles

• Literature/Schematics (3)
• -- Original prospect or advert (Radio-Retailing, September 1932)

• Other Models

• Here you find 414 models, 163 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)