Recent content by JacobCheng1

  1. JacobCheng1

    Chinese Standard: Low-voltage power supplies, D.C. output – Part 3: Electromagnetic compatibility (EMC)

    This article is automatically translated by google translate, just for reference.Chinese version PDF please CLICK HERE.Low voltage DC powerPart 3: Electromagnetic compatibility(EMC)GB This section 21560 specifies the power level does not exceed 30 kW,an input AC or DC input voltage is not more...
  2. JacobCheng1

    What are an engineer's most common concerns when selecting instrumentation?

    Anybody could help?
  3. JacobCheng1

    What are an engineer's most common concerns when selecting instrumentation?

    Hi everyone, I'm Jacob Cheng from China, working in an electronic instrument manufacturer, and this is not a promotion content, I'm here asking for help.As a freshman of marketing promotion in the electronic instrument, I have no idea about what topic will engineers interested in. So, I'm here...
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