• Country
• United States of America (USA)

• Manufacturer / Brand
• Jewel Radio Corp.; New York, Long Island City, NY and East Newark, NJ

• Year
• 1947

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 45222

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

• Number of Tubes
• 4

• Valves / Tubes
• 14Q7 or 12SA7 14B6 or 12SQ7 50A5 or 50L6 35Z5 or 35Y4

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

• Tuned circuits
• 4 AM circuit(s)

• Wave bands
• Broadcast only (MW).

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

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 300 - Jewel Radio Corp.; New York,

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

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios 4. Edition

• Circuit diagram reference
• Rider's Perpetual, Volume 19 = 1949 and before

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

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 9/47, Set 23, Folder 4713-11)

• Literature/Schematics (2)
• Machine Age to Jet Age II (page 161)

• Other Models

• Here you find 111 models, 76 with images and 69 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Jewel Radio Corp.; New York, Long Island City, NY and East Newark, NJ