• Country
• United States of America (USA)

• Manufacturer / Brand
• Chelsea Radio Corp. (National); Chelsea, Boston (MA)

• Year
• 1922/1923

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 35228

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

• Number of Tubes
• 1

• Valves / Tubes
• UV200

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Regenerative Receiver No. 101 - Chelsea Radio Corp. National;

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

• Dimensions (WHD)
• 10 x 9 x 6 inch / 254 x 229 x 152 mm

• Notes
• Two dials (primary tuning control knobs). The Chelsea Regenerative Tuner covered the 150-770 meters wavelength.

• Net weight (2.2 lb = 1 kg)
• 2.6 kg / 5 lb 11.6 oz (5.727 lb)

• Price in first year of sale
• 40.00 $

• External source of data
• Ernst Erb

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

• Literature/Schematics (4)
• Robertson-Cataract Electric Company 1922 page 26

• Other Models

• Here you find 29 models, 25 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Chelsea Radio Corp. (National); Chelsea, Boston (MA)