There is at least one small upside to COVID-19, which is that we have more time to catch up on things around the station or workshop. Empty studios give the engineer free reign for both cleaning and ...

Ever wondered why your Arduino wasn’t programming, only to find out that the cable doesn’t have any data conductors? Worry not, [Spencer Maroukis] has got you covered with the USB Sleuth Cable Tester!

A versatile cable tester can identify miswired or non-functional audio, USB, HDMI, and RJ45 cables in seconds, preventing costly mistakes for home or professional setups. This device lights up to show ...

Ever wondered why your Arduino wasn’t programming, only to find out that the cable doesn’t have any data conductors? Worry not, [Spencer Maroukis] has got you covered with the USB Sleuth Cable Tester!

I started down the road, then looked a little further and found some other cables with different impedance. I used Belden 1800B cable, which is rated at 110 Ohm, while I see some other cables that are ...

Microcontroller-based circuits for testing cables, sometimes in conjunction with a PC, are easy to use and very flexible. For the hobbyist, however, the complication of such devices is not justified.