• Country
• United States of America (USA)

• Manufacturer / Brand
• Beckman Instruments, Shasta, Shockley; Richmond (CA)

• Year
• 1984 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 347332

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

• Number of Transistors
• 11

• Semiconductors
• S8550 S8550 CS9015 8050 8050 8050 8050 J305 J113 1402C 1402C ICL7106 TL062 TL062 CD4016 CD4518 CD4017 CD4070 1N4001 unknown_Display

• 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 Capacitance Meter CM20A - Beckman Instruments, Shasta,

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 3.55 x 6.85 x 1.4 inch / 90 x 174 x 36 mm

• Notes

• Beckman Instruments Inc., Capacitance Meter Circuitmate CM20A

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

  Range:

  • 200pF
  • 2nF - 20nF - 200nF
  • 2μF - 20μF - 200μF - 2000μF
  • 20mF

  Made in Taiwan

• Net weight (2.2 lb = 1 kg)
• 0 lb 12.5 oz (0.781 lb) / 0.355 kg

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.

• Other Models

• Here you find 51 models, 43 with images and 18 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Beckman Instruments, Shasta, Shockley; Richmond (CA)