• Country
• United States of America (USA)

• Manufacturer / Brand
• Olympic Radio & Television, Inc.; New York (NY)

• Year
• 1951 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 49816

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

• Number of Tubes
• 4

• Valves / Tubes
• 1R5 1U4 1U5 3V4

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

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 67.5V & 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 489 - Olympic Radio & Television,

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 220 x 67 x 107 mm / 8.7 x 2.6 x 4.2 inch

• Notes

• Olympic model 489 is a battery operated portable superheterodyne receiver with loop antenna. volume control - carrying handle.

• Net weight (2.2 lb = 1 kg)
• 1.6 kg / 3 lb 8.4 oz (3.524 lb)

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios (6th edition)

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 11, 1951

• Literature/Schematics (1)
• Rider's Perpetual, Volume 23 (last) = covering up to 1954

• Literature/Schematics (2)
• Photofact Folder, Howard W. SAMS (Set 145, folder 9, dated 12-51)

• Other Models

• Here you find 594 models, 272 with images and 542 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Olympic Radio & Television, Inc.; New York (NY)