• Country
• United States of America (USA)

• Manufacturer / Brand
• Patterson Radio Co. / Electric Co.; Los Angeles, CA

• Year
• 1930

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 50341

• Number of Tubes
• 7

• Valves / Tubes
• 24 24 24 24 27 45 45 80

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown); Screengrid 1926-1935

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC)

• from Radiomuseum.org
• Model: M 7-69 - Patterson Radio Co. / Electric

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes

• One dial (primary tuning control knob)

• Price in first year of sale
• 89.50 USD

• External source of data
• Ernst Erb

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

• Mentioned in
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Other Models

• Here you find 111 models, 45 with images and 66 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Patterson Radio Co. / Electric Co.; Los Angeles, CA