• Country
• United States of America (USA)

• Manufacturer / Brand
• Radio City Products Company, Inc.(RCP); New York, NY and Easton, PA

• Year
• 9999

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 232139

• Number of Tubes
• 0

• Valves / Tubes
• 5Y3

• from Radiomuseum.org
• Model: National Schools Tube Tester Doublet ID= 218119 - Radio City Products Company,

• Dimensions (WHD)
• 321 x 90 x 314 mm / 12.6 x 3.5 x 12.4 inch

• Author
• Model page created by Carlos A. Pieroni-García. See "Data change" for further contributors.

• Other Models

• Here you find 79 models, 70 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio City Products Company, Inc.(RCP); New York, NY and Easton, PA