• Year
  • 1938 ??
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 208153
    • alternative name: Jewell

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

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • Dry Batteries
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: Selective Set Servicer 698 - Weston Electrical Instrument
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • Tube & Set Tester, includes the Weston 697 VOM.

    Ranges: Voltage DC and AC: 7.5 - 15 - 150 - 750 V.
    Ampere only DC: 7.5 and 75 mA.
    Resisteance: 0 to 5,000 Ω with 35 Ω in the middle of scale - 0 to 500,000 Ω with  3,500 Ω in the middle of scale. With an external 45 V battery, this unit can test up to 5 MΩ.

    This unit comes with a set of adaptors for each tube.

  • Mentioned in
  • -- Schematic (Servizio Radiotecnico, D. E. Ravalico - Italy - 1941)

 Collections | Museums | Literature

 Forum