• Country
• United States of America (USA)

• Manufacturer / Brand
• Randolph Radio Corp.; Chicago IL

• Year
• 1927

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 52908

• Number of Tubes
• 7

• Valves / Tubes

• Main principle
• TRF without regeneration

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 110 Volt

• Material
• Wooden case

• from Radiomuseum.org
• Model: Senior Seven - Randolph Radio Corp.; Chicago

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

• Notes
• One dial (primary tuning control knob)

• Price in first year of sale
• 77.00 $

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

• Mentioned in
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Literature/Schematics (1)
• -- Original prospect or advert (November, 1927 Radio News magazine page 511)

• Author
• Model page created by Peter Rutishauser. See "Data change" for further contributors.

• Other Models

• Here you find 26 models, 18 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Randolph Radio Corp.; Chicago IL