Circuitmate Digital Multimeter DM23

Beckman Instruments, Shasta, Shockley; Richmond (CA)

  • Year
  • 1985 ??
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 347348

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

 Technical Specifications

  • Number of Transistors
  • 1
  • Wave bands
  • - without
  • Power type and voltage
  • Dry Batteries / PP3: 1 x 9 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Circuitmate Digital Multimeter DM23 - Beckman Instruments, Shasta,
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 3 x 6.3 x 1.4 inch / 76 x 160 x 36 mm
  • Notes
  • Beckman Instruments Inc., Circuitmate Digital Multimeter DM23

    3-½ digit LCD display (max. indication 1999).

    Ranges:

    • VDC: 0.2 - 2 - 20 - 200 - 1000 (Zin all ranges 10 MΩ)
    • VAC: 0.2 - 2 - 20 - 200 - 750   (Zin all ranges 10 MΩ)
    • ADC: 200μA - 20mA- 200mA - 10A
    • AAC: 20mA- 200mA - 10A
    • R(Ω): 200 - 2k - 20k - 200k - 2M - 20M
    • Diode test
    • Sockets for transistor hFE test
    • Continuity beeper
  • Net weight (2.2 lb = 1 kg)
  • 0 lb 11 oz (0.688 lb) / 0.312 kg
  • Literature/Schematics (1)
  • -- Schematic
  • Author
  • Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.

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