• Country
• USA (Stati Uniti d'America)

• Manufacturer / Brand
• Automatic Radio Mfg. Co.; Boston (MA)

• Year
• 1930

• Category
• Radio (o sintonizzatore del dopoguerra WW2)

• Radiomuseum.org ID
• 33791

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• A circuiti accordati (TRF o amplif. diretta in generale); A valvole con griglia schermo (solo se 1926-1935)

• from Radiomuseum.org
• Model: CTom Thumb - Automatic Radio Mfg. Co.;

• Forma
• Soprammobile compatto/con bordi arrotondati/midget senza pulsantiera/tastiera.<= 35 cm (Sometimes with handle but for mains only).

• Notes
• One dial (primary tuning control knob)

• Price in first year of sale
• 69.00 $

• External source of data
• Ernst Erb

• Source of data
• Radio Collector`s Guide 1921-1932

• Other Models

• Here you find 401 models, 163 with images and 321 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Automatic Radio Mfg. Co.; Boston (MA)