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All posts tagged "test equipment"

  • dy294 repair tips
    DY294 Supertip To Safely Test Small SMPS Adapters

    I always wondered if there was a safer and easy way to test small smps power adapters without having to connect them to the dangerous deadly AC power lines anymore. And with all the analyzing tools in...

    • Posted January 16, 2021
    • 26
  • tiny isp programmer
    Building New Tools For Our Man Cave

                      Being the electronic engineers we are, we always are trying to expand our tools, test equipment and test methods. This way making new things possible and saving time...

    • Posted June 23, 2020
    • 26
  • how to make your own signal injector
    How To Make Your Own Audio Signal Injector

                    Recently I had some extra time thus I had built one Signal Injector which can make troubleshooting easier for Audio System and Amplifier Devices. By googling on the net...

    • Posted June 23, 2017
    • 30
  • homemade-wattmeter-circuit
    A Simple Circuit For Measuring Mains Power Consumption

                    I am sure that in many cases you would like to confirm if the wattage of the equipment under repair you have on your bench is within normal limits,...

    • Posted December 5, 2016
    • 38
  • ac-output-filtering
    Make your own EMI measurement probes

                    This story started with my pet project. One of those which are never completed for one good reason: it works and I can use it whenever I need it;...

    • Posted October 25, 2016
    • 25
  • duoyi dy294 tester repair
    Not Common To See Duoyi DY294 Tester Taken Apart And Repair-Part 1

                      As a very interested Electronics repair engineer I love using new Test Gadgets and Digital Meters and new Testers in my Electronics Hobby at home. After all they...

    • Posted March 10, 2016
    • 37
  • oscilloscope signal on dy294
    Not Common To See Duoyi DY294 Tester Taken Apart And Repair-Part 2

                    Click HERE for part 1. After I previously discovered that Q1 C9013 wasn’t working and gave unexpected results on my M12864 Tester I was almost certain that it must...

    • Posted March 10, 2016
    • 23
  • discharge tool
    Build Your Own Capacitor Discharge Probe

                    In another post the subject of how to safely discharge ecaps, A/C start caps, microwave oven caps and even 2nd anode leads on CRT type TV’s was raised. You...

    • Posted January 13, 2016
    • 23