• Country
• United States of America (USA)

• Manufacturer / Brand
• Columbia Radio Co.; Youngstown Ohio

• Year
• 1927

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 92676

• • Brand: Sentinel

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

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

• from Radiomuseum.org
• Model: 6 Sentinel - Columbia Radio Co.; Youngstown

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

• Notes
• No connection known with other Sentinel manufacturers or models.
  2 dials.

• Source of data
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 9 models, 4 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Columbia Radio Co.; Youngstown Ohio