Decade-Resistance Unit 510-AA /-A /-B /-C /-D /-E /-F /-G /-R 

General Radio Company; Cambridge (MA)

  • Year
  • 1951
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 341968
    • alternative name: GenRad

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

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Decade-Resistance Unit 510-AA /-A /-B /-C /-D /-E /-F /-G /-R  - General Radio Company;
  • Notes
  • General Radio Decade Resistance Units are used  for assembly into production test instruments, bridges and other experimental and permanent equipment. They are particularly useful in applications, where only one or two decades are needed or where a Decade Resistor 1432 cannot be mounted conveniently.

    Each decade is enclosed in an aluminum shield, and a knob and etched-metal dial plate are supplied.

    For detailed information see the table for the various versions.

      Resistance (Ohm)      
    Type Total Per Step Code Word Price ($)
    510-AA 0.1 0.01 EASEL 19.50
    510-A 1 0.1 ELATE 14.00
    510-B 10 1 ELDER 20.00
    510-C 100 10 ELEGY 20.00
    510-D 1,000 100 ELBOW 21-00
    510-E 10,000 1,000 ELECT 22.50
    510-F 100,000 10,000 ELVAN 26.00
    510-G 1,000,000 100,000 ENTER 35.00
    510-R 100,000   EAGER 27.00
  • Mentioned in
  • -- Original-techn. papers. (The General Radio Experimenter, Vol. XXVI No. 1, June 1951, p. 1-4, "New Type 1432 Decade Resistors")
  • Author
  • Model page created by Gidi Verheijen. See "Data change" for further contributors.

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