• Country
• United States of America (USA)

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

• Year
• 1948/1949

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 57601

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 6

• Valves / Tubes
• 12AT7 12BE6 12SK7 12SQ7 35L6GT 35Z5GT

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• AC/DC-set / 117 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical

• Material
• Bakelite case

• from Radiomuseum.org
• Model: 333-W - Sentinel Radio Corp., Evanston

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 11.5 x 7.5 x 7 inch / 292 x 191 x 178 mm

• Notes
• Pendel-Audion bei UKW
  4" x 6" PM elliptical speaker.
  Extension line cord for 230V.
  Color=Walnut.

• Net weight (2.2 lb = 1 kg)
• 6.9 lb (6 lb 14.4 oz) / 3.133 kg

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 20 covering 1950

• Literature/Schematics (1)
• Beitman Radio Diagrams, Vol. 10, 1950

• 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