• Country
• United States of America (USA)

• Manufacturer / Brand
• Goodrich, B.F.; Akron,Ohio

• Year
• 1940 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 43230

• • Brand: Mantola

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 5

• Valves / Tubes
• 6A8 6K7 6Q7 6F6 5W4

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast plus 2 Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 115 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• from Radiomuseum.org
• Model: Mantola R-401 - Goodrich, B.F.; Akron,Ohio

• Dimensions (WHD)
• 18 x 9 x 8.5 inch / 457 x 229 x 216 mm

• Net weight (2.2 lb = 1 kg)
• 16 lb (16 lb 0 oz) / 7.264 kg

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 12 = ca. 1941 and before

• Other Models

• Here you find 112 models, 60 with images and 102 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Goodrich, B.F.; Akron,Ohio