• Country
• United States of America (USA)

• Manufacturer / Brand
• Radio Specialties Co.; San Francisco, California

• Year
• 1921 ?

• Category
• Radio module pre 1926 (not a part, not a key)

• Radiomuseum.org ID
• 196707

• Main principle
• Tuner pre 1926 (not a wave trap)

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Regenerative Tuner Type RRA - Radio Specialties Co.; San

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

• Dimensions (WHD)
• 16 x 6.5 x 7 inch / 406 x 165 x 178 mm

• Notes
• This set uses Tuska molded variometers.

• Literature/Schematics (1)
• Radio in my collection.

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

• Other Models

• Here you find 5 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Specialties Co.; San Francisco, California