• Country
• United States of America (USA)

• Manufacturer / Brand
• Cleartone Radio Co.; Cincinnati, OH

• Year
• 1924/1925

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 35327

• • Brand: Goldcrest Clearodyne (Clear-O-Dyne)

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

• Number of Tubes
• 4

• Valves / Tubes
• UV201A UV201A UV201A UV201A

• Main principle
• TRF without regeneration; 2 AF stage(s)

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries / 6 & 90 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Clear-O-Dyne Model 70 - Cleartone Radio Co.;

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Dimensions (WHD)
• 22 x 9 x 9 inch / 559 x 229 x 229 mm

• Notes
• Two dial (primary tuning control knobs).

• Net weight (2.2 lb = 1 kg)
• 16 lb (16 lb 0 oz) / 7.264 kg

• Price in first year of sale
• 75.00 $

• External source of data
• Ernst Erb

• Source of data
• Radio Collector`s Guide 1921-1932

• Mentioned in
• Collector's Guide to Antique Radios 4. Edition (September 1925, Electrical Record Supplement page 33)

• Literature/Schematics (4)
• July 1924 Popular Radio magazine advertisement page 63

• Other Models

• Here you find 47 models, 22 with images and 7 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Cleartone Radio Co.; Cincinnati, OH