• Country
• United States of America (USA)

• Manufacturer / Brand
• Crosley Radio Corp.; Cincinnati (OH)

• Year
• 1922

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 36553

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

• Number of Tubes
• 1

• Valves / Tubes
• UV200

• Main principle
• TRF without regeneration

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries / Storage Battery 6 & dry 22.5 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Harko Sr.; Senior [improved ] - Crosley Radio Corp.;

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

• Notes
• One dial (primary tuning control knob). See here more details about the whole family of Harko Senior's. The Harko Senior had a 5-step switch when shown in the first "Radio Products Catalog" and sold then for $ 16 - but the "improved" could already be ordered for a price of $ 20 - see stamp in the catalog. The first Harko Senior, ad February 1922, had even only a 3-step switch!

• Price in first year of sale
• 20.00 $

• External source of data
• Ernst Erb

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

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

• Literature/Schematics (1)
• Radio Manufacturers of the 1920s, Vol 1 (p.115)

• Literature/Schematics (2)
• Radio Broadcast, May 1922, page 81

• Other Models

• Here you find 1773 models, 1042 with images and 1257 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Crosley Radio Corp.; Cincinnati (OH)