DC Transfer Standard 731A

Fluke, John, Mfg. Co. Inc.; Everett (WA)

Data
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  • Year
  • 1971 ??
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 239263

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Wave bands
  • - without
  • Power type and voltage
  • Line / Storage batteries (perhaps also batteries) / 115; 230 / DC 14.4 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: DC Transfer Standard 731A - Fluke, John, Mfg. Co. Inc.;
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 108 x 88 x 322 mm / 4.3 x 3.5 x 12.7 inch
  • Notes

  •  Output Voltage: 10,000 Volts dc.
                                 1,000 Volts dc.
                                (1,018 + delta E) Volts dc.
                                (1,019 + delta E) Volts dc.
                                delta E: 0,0 to +999 µV in 1 µV steps.
     Transfer Accuracy: 2 ppm between standard cells.
                                      3 ppm between standard cell and 1 V output.
                                      5 ppm between standard cell and 10 V output.
     Delta Resolution and accuracy: 1 µV.               

     Reference Stability: Better than 10 ppm per month after 30 minutes warmup.
     Output Current: 5 mA (maximum) with output shorted.

     Nickel-Cadmium Battery: 14,4 Volts
                             

     

  • Net weight (2.2 lb = 1 kg)
  • 2.2 kg / 4 lb 13.5 oz (4.846 lb)
  • Mentioned in
  • -- Original-techn. papers.
  • Author
  • Model page created by Rudolf Osterkamp. See "Data change" for further contributors.

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