Professional Radio Tube Tester 68

National Radio Institute (NRI); Washington, DC

  • Year
  • 1947 ?
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 120372

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

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 110-120 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Professional Radio Tube Tester 68 - National Radio Institute NRI;
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 10 x 6.5 x 10 inch / 254 x 165 x 254 mm
  • Notes
  • Advertised in National Radio News Vol 13 Oct-Nov 1948 No. 5 (Issued by NRI Training headquarters)

    • Attaché case package with detachable lid.
    • Tests Electric Eyes, Pilot Lamps and Gaseous Rectifiers.
    • 19 filament taps.
    • 10 Tube sockets.
    • Neon lamp for short tests.
  • Net weight (2.2 lb = 1 kg)
  • 11.5 lb (11 lb 8 oz) / 5.221 kg
  • Price in first year of sale
  • 42.50 USD
  • Literature/Schematics (1)
  • -- Original-techn. papers.
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

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