• Country
• United States of America (USA)

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

• Year
• 1923

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 215683

• Number of Tubes
• 2

• Valves / Tubes
• UV201A UV201A

• Main principle
• Audio-Amplification; 2 AF stage(s)

• Wave bands
• - without

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Two-Stage Audio Amplifier No. 111 - 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
• Chelsea Two-Stage Audio Amplifier No. 111 Companion amp for the Chelsea No. 101 Regenerative Receiver. Mahogany cabinet with bakelite front panel.

• Price in first year of sale
• 35.00 $

• Literature/Schematics (1)
• 1923 Wetmore-Savage Catalog No. 24 page 24

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• 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)