• Country
• United States of America (USA)

• Manufacturer / Brand
• Gamble-Skogmo, Inc.; Minneapolis, MN

• Year
• 1939 ?

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 41361

• • Brand: Coronado

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

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

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: 6-B Power Converter - Gamble-Skogmo, Inc.;

• Notes
• Vibrator for +B.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 11 = ca. 1940 and before

• Other Models

• Here you find 709 models, 334 with images and 638 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Gamble-Skogmo, Inc.; Minneapolis, MN