• Country
• United States of America (USA)

• Manufacturer / Brand
• Supreme Instruments Corp.; Greenwood (MS)

• Year
• 1930 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 62381

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

• Number of Tubes
• 1

• Valves / Tubes
• 30

• Wave bands
• - without

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: Oscillator 70 - Supreme Instruments Corp.;

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

• Other Models

• Here you find 85 models, 66 with images and 51 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Supreme Instruments Corp.; Greenwood (MS)