Two simple USB inventions provide an easy way to test USB cables and chargers, ensuring they are functioning properly. The first invention uses a small plastic ball and a USB female connector to ...

Worry not, [Spencer Maroukis] has got you covered with the USB Sleuth Cable Tester! The cable tester is a beautiful black circular PCB, with USB ports of nearly every type on the edges.

Worry not, [Spencer Maroukis] has got you covered with the USB Sleuth Cable Tester! The cable tester is a beautiful black circular PCB, with USB ports of nearly every type on the edges.

We performed an extensive test on older USB-C cables and found that most actually had the potential to provide too much power, which can damage ports and even fry devices. Do you really want to ...