• Country
• United States of America (USA)

• Manufacturer / Brand
• Amrad Corporation; Medford Hillside (MA)

• Year
• 1927

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 32637

• • alternative name: American Radio & Research

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

• Number of Tubes
• 7

• Valves / Tubes
• CX301A CX301A CX301A CX301A CX300A or CX301A CX301A CX371A

• Main principle
• TRF without regeneration; 2 AF stage(s); Neutrodyne

• Tuned circuits
• 4 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries / 6 & 90 & -? Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Windsor DC7 - Amrad Corporation; Medford

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Notes

• One dial (primary tuning control knob)

• Price in first year of sale
• 195.00 $

• 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)

• Literature/Schematics (3)
• Radio Retailing (Radio & Television R.) (ad June 1927 page 187.)

• Other Models

• Here you find 107 models, 81 with images and 44 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Amrad Corporation; Medford Hillside (MA)