• Country
• United States of America (USA)

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

• Year
• 1941

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 244211

• Number of Tubes
• 6

• Valves / Tubes
• 12SK7 12SA7 12SK7 12SQ7 50L6GT 35Z5GT

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; none

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• AC/DC-set / 115 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4.5 inch = 11.4 cm

• Material
• Bakelite or Plastics (type unknown)

• from Radiomuseum.org
• Model: E-212-O 1U-212 [ivory/onyx/beetle] - Sentinel Radio Corp., Evanston

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

• Dimensions (WHD)
• 12 x 8 x 5.5 inch / 305 x 203 x 140 mm

• Notes

• Ivory/Onyx (Beetle) Plastic Case.

• Net weight (2.2 lb = 1 kg)
• 9 lb (9 lb 0 oz) / 4.086 kg

• Price in first year of sale
• 22.95 $

• Mentioned in
• advert

• Literature/Schematics (1)
• Rider's Perpetual, Volume 12 = ca. 1941 and before (12-1)

• Literature/Schematics (2)
• Machine Age to Jet Age II (p.250)

• Author
• Model page created by Howard Mariotti. See "Data change" for further contributors.

• Other Models

• Here you find 705 models, 349 with images and 596 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sentinel Radio Corp., Evanston, Illinois