• Country
• United States of America (USA)

• Manufacturer / Brand
• Sterling Manuf. Co.; Cleveland, Ohio

• Year
• 1929 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 213117

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

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 60 Hz, 115 Volt

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: Tube Tester & Reactivator R-510 - Sterling Manuf. Co.; Cleveland

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 11 x 5 x 8 inch / 279 x 127 x 203 mm

• Notes

• Sterling Tube Tester & Reactivator R-510
  Tester for AC & DC Tubes and DC Tube Reactivator. Two sockets.
  Filament voltage can be varied from 1...16 volts in 5 coarse steps
  with additional continuous fine adjustment.

  Similar to Model R-520, but 60 cps.

• Net weight (2.2 lb = 1 kg)
• 7 lb (7 lb 0 oz) / 3.178 kg

• Price in first year of sale
• 35.00 USD

• Mentioned in
• Radio Broadcast Magazine (May 1929, page 46)

• Author
• Model page created by Gottfried Silberhorn. See "Data change" for further contributors.

• Other Models

• Here you find 61 models, 38 with images and 34 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sterling Manuf. Co.; Cleveland, Ohio