• Country
• United States of America (USA)

• Manufacturer / Brand
• B&K (Precision), Dynascan Corp., Cobra Electronics; Chicago, IL and Yorba Linda, CA

• Year
• 1979 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 299170

• • alternative name: B&K Manufacturing Company

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

• Number of Transistors
• 26

• Semiconductors

• Power type and voltage
• Alternating Current supply (AC) / 120 Volt

• Material
• Various materials

• from Radiomuseum.org
• Model: Semiconductor Tester 530 - B&K Precision, Dynascan Corp.,

• Shape
• Tablemodel, slant panel.

• Dimensions (WHD)
• 340 x 257 x 102 mm / 13.4 x 10.1 x 4 inch

• Notes

• The device uses a pulse method to check transistors, FETs, diodes and thyristors, even in the circuit. It automatically identifies PNP / NPN and base / emitter / collector.  Breakthrough voltage measurement up to 90V with logarithmic current limitation. Cutoff frequency up to 1500MHz.

• Net weight (2.2 lb = 1 kg)
• 2.670 kg / 5 lb 14.1 oz (5.881 lb)

• Mentioned in
• -- Original-techn. papers.

• Author
• Model page created by Manfred Rauschen. See "Data change" for further contributors.

• Other Models

• Here you find 110 models, 106 with images and 44 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from B&K (Precision), Dynascan Corp., Cobra Electronics; Chicago, IL and Yorba Linda, CA