• Country
• United States of America (USA)

• Manufacturer / Brand
• Freshman Co. Inc., Chas.., (Polydyne); New York

• Year
• 1928

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 41122

• • Brand: C.A.Earl

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

• Number of Tubes
• 5

• Valves / Tubes
• UX222 UY227 UX226 UX171A UX280

• Main principle
• TRF with regeneration; 2 AF stage(s); Screengrid 1926-1935

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 100; 120 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: QD-16 - Freshman Co. Inc., Chas..,

• Shape
• Console with any shape - in general

• Notes
• One dial (primary tuning control knob)

• Price in first year of sale
• 149.00 $

• External source of data
• Ernst Erb

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

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

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

• Other Models

• Here you find 131 models, 79 with images and 44 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Freshman Co. Inc., Chas.., (Polydyne); New York