How to check the frequency and the duty ratio with multi-meter

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  • Опубликовано: 10 ноя 2024

Комментарии • 2

  • @hugog3338
    @hugog3338 3 года назад

    Hello, the pc card in the second 00:33 is something to test/control the proportional valves? Is possible to buy it in ebay or amazon?

    • @charlesbang
      @charlesbang  3 года назад

      It is not sold on eBay and Amazon, it is the controller of the concrete pump.