Application Note

How to Choose a DC Power Supply for Your Application?

Five Key Selection Steps


DC power supply is one of the essential instrument for electronic engineers, and this article explains how to select a DC power supply from the application perspective.



On the Error Sources and Measurement Techniques of Resistance Measurement


In 2023, the first room temperature and ambient-pressure superconductor LK-99 has generated heated discussions. The superconductor has zero resistance and has the diamagnetic Meissner effect.