A quick calculation: To estimate a battery’s internal resistance, you can use a simple voltage-drop method when the ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Combining Cor Van Rij's JFET test socket with two DMMs, a current limiter, switches and a wall wart yield a simple, accurate ...

Venezuela’s President Nicolás Maduro rallied his supporters on Tuesday during a march in the country’s capital, Caracas. by Olivia-Anne Cleary by Rebecca Schneid and Connor Greene by Chantelle Lee We ...

The currency value of the SDR is determined by summing the values in U.S. dollars, based on market exchange rates, of a basket of major currencies (the U.S. dollar, Euro, Japanese yen, pound sterling ...

Abstract: DC-link capacitor current is a decisive factor for capacitor design and lifetime predictions. However, the conventional ripple current calculation method assumes that the inverter’s output ...