• Country
• United States of America (USA)

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

• Year
• 1951 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 43222

• • Brand: Mantola

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

• Number of Tubes
• 5

• Valves / Tubes
• 1R5 1U4 1U5 3S4 117Z3

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Line / Batteries (any type) / 105-125 AC;DC;(67.5; 4.5) Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Power out
• 0.08 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 92-753 Ch= BF - Goodrich, B.F.; Akron,Ohio

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 21, Copyright 1950

• 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