• Country
• United States of America (USA)

• Manufacturer / Brand
• Sears, Roebuck & Co.; Chicago (IL)

• Year
• 1925

• Category
• Kit (Parts plus instruction) or building instructions only

• Radiomuseum.org ID
• 220441

• • Brand: Silvertone

• Number of Tubes
• 1

• Valves / Tubes
• UV201A or UV199 or C299

• Main principle
• TRF with regeneration; Reflex

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast only (MW).

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

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

• Material
• Special material, described in the notes.

• from Radiomuseum.org
• Model: Erla 1 tube Duo-Reflex kit Order= 57A2691 plus 2299 - Sears, Roebuck & Co.; Chicago

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

• Notes
• The Sears Radio Catalog (57A...., 459) 1925 shows on page 18 the Erla 1 tube Duo-Reflex kit as 57A2691 for $ 17.48 - but without cabinet, tubes or batteries. The page schows all electrical parts for the ERla kit, which can use either an UV201A, C301A, C299 or UV199 tube. The cabinet costs separate - order 57A2299 for $ 2.19.

• Price in first year of sale
• 17.48 $ +

• Literature/Schematics (1)
• Sears, Roebuck Catalogs (Silvertone) (Radio Catalog 1925, page 18)

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 5464 models, 3199 with images and 4169 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sears, Roebuck & Co.; Chicago (IL)