Testing DC supplies can be done in many ways, from connecting an actual load like a motor, to using a dummy load in the manner of a big resistor. [Jasper Sikken] is opening up his smart tester for ...

Daily Mail journalists select and curate the products that feature on our site. If you make a purchase via links on this page we will earn commission - learn more I absolutely love my job — I get to ...

We install and test more than 100 smart devices in our homes each year to determine their ease of use, reliability, and performance to help you choose the best ones for your budget. I’ve been working ...