• Country
• United States of America (USA)

• Manufacturer / Brand
• Buick Motor Company, Detroit, MI

• Year
• 1941 ?

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

• Radiomuseum.org ID
• 34852

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

• Number of Tubes
• 6

• Valves / Tubes
• 6K7 6A7 6SK7 6SR7 6V6GT 6V6GT

• Main principle
• Superhet with RF-stage; ZF/IF 260 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)

• Material
• Metal case

• from Radiomuseum.org
• Model: Sonomatic 980650 - Buick Motor Company, Detroit,

• Shape
• Chassis only or for «building in»

• Notes

• Vibrator for +B; push-pull af output

  Most probably produced by United Motors Service (Delco) for Buick Motor.

• Net weight (2.2 lb = 1 kg)
• 21 lb (21 lb 0 oz) / 9.534 kg

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 13 = 1942 and before

• Other Models

• Here you find 25 models, 11 with images and 25 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Buick Motor Company, Detroit, MI