• Country
• United States of America (USA)

• Manufacturer / Brand
• Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)

• Year
• 1946

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 48798

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

• Number of Tubes
• 4

• Valves / Tubes
• 1A7GT 1N5GT 1H5GT 3Q5GT

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries / 90 & 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.25 inch = 15.9 cm

• Power out
• 0.25 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 45B12 Ch= HS8 - Motorola Inc. ex Galvin Mfg.Co

• Shape
• Tablemodel, low profile (big size).

• 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 9 folder 359-23 date 12-46)

• Other Models

• Here you find 4508 models, 2955 with images and 4002 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)