• Country
• United States of America (USA)

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

• Year
• 1947

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 43278

• • Brand: Mantola

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

• Number of Tubes
• 6

• Valves / Tubes
• 12SJ7 12SA7 12SK7 12SQ7 35L6GT 35Z5GT

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 110 - 120 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: R664-PV - Goodrich, B.F.; Akron,Ohio

• Shape
• Tablemodel, with any shape - general.

• Notes
• Photofact see under Trade name: Mantola.

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios 4. Edition

• Circuit diagram reference
• Rider's Perpetual, Volume 15 = 1947 and before

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 23, Folder 4713-13)

• 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