• Country
• United States of America (USA)

• Manufacturer / Brand
• Air King Products Co.; Brooklyn (NY)

• Year
• 1946/1947

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 31635

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

• Number of Tubes
• 6

• Valves / Tubes
• 12SK7GT 12SA7GT 12SK7GT 12SQ7GT 35L6GT 35Z5GT

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Details
• Changer (Record changer)

• Power type and voltage
• Alternating Current supply (AC) / 105 - 125 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.3 inch = 13.5 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: 4704 "Crown Princess" Ch= 451-2 [451-2] - Air King Products Co.;

• Shape
• Tablemodel, with any shape - general.

• Notes
• The Air King model 4704 is an AC Operated Automatic Radio - Phonograph Combination - Self Contained Loop Antenna.

• External source of data
• Ernst Erb

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

• Circuit diagram reference
• Rider's Perpetual, Volume 16 = ca. 1948 and before

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

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date: Jan 1947, Set 12, Folder 472-2)

• Literature/Schematics (2)
• Radio Retailing (Radio & Television R.) (November 1946 page 9. January 1947 page 54.)

• Other Models

• Here you find 293 models, 145 with images and 240 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Air King Products Co.; Brooklyn (NY)