• Country
• United States of America (USA)

• Manufacturer / Brand
• Sentinel Radio Corp., Evanston, Illinois

• Year
• 1939 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 237226

• Number of Tubes
• 4

• Valves / Tubes

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Line (AC, UC or DC not known)

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet.

• Material
• Bakelite case

• from Radiomuseum.org
• Model: 137BTW - Sentinel Radio Corp., Evanston

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes

• Brown bakelite. There is also a model 137BTI in ivory plaskon.

• Mentioned in
• Table Top Radios Vol. 1 Stein 98 (page 140.)

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

• Other Models

• Here you find 710 models, 350 with images and 602 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sentinel Radio Corp., Evanston, Illinois