• Country
• United States of America (USA)

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

• Year
• 1941

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 48765

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

• Number of Tubes
• 6

• Valves / Tubes
• 6SD7GT 6SA7GT 6SK7GT 6SQ7GT 6U6GT 6X5GT

• Main principle
• Superhet with RF-stage; ZF/IF 262 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm

• Material
• Metal case

• from Radiomuseum.org
• Model: 38-0 - Motorola Inc. ex Galvin Mfg.Co

• Shape
• Chassis only or for «building in»

• Notes
• Vibrator for +B.

• External source of data
• Ernst Erb

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

• Other Models

• Here you find 4607 models, 2963 with images and 4106 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)