| Troubleshooting coffee machines with hidden magnets? Powered by AAA batteries and a Hall sensor, this simple magnet finder lights the way. L...
All items tagged with Circuit and Test & Measurement (14)
| When taking measurements in ionization chambers and other radiation sensors, it's often essential to handle small currents in the picoamp to...
| With inexpensive ultrasonic sensors, you can design both basic and sophisticated measuring devices for various ranging applications. By comb...
| Designers encountering challenges with testing equipment via the OBD vehicle diagnostic port often face limitations. The MiniSim OBD simulat...
| If frequencies and/or times have to be recorded in complex measurement setups and the results have to be related to each other accurately an...
| If frequencies and/or times have to be recorded in complex measurement setups and the results have to be related to each other accurately an...
| Come and explore the workshop of John Hind, a retiree from Gunnislake, UK, who has a side-hustle of maintaining ancient CNC weaving looms. L...
| Let's Build a DDS Function Generator for Our Electronics Laboratory.
| Do you have a need to find faulty capacitors? High ESR can lead to problems. Back in 2002, Elektor published an article about a DIY in-circu...
| Want to repurpose an operational amplifier from a previous project or an old parts collection? You can construct a specialized op-amp tester...