| Want to save money while extending the life of your electronic equipment? Repair your own tools and equipment! From mastering essential tool...
More in Test & Measurement (359)
| Do you need an isolated connection to an oscilloscope? You can buy a solution, or you can DIY! If you are thinking about the latter, check o...
| This lab's project shows various methods to calibrate precision voltage dividers using 0.1% resistors without high-precision tools. Utilizin...
| 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...
| Introduce real-time UART sensor monitoring with the ESP32 Serial Terminal Monitor. This portable, easy-to-use device displays sensor data on...
| The Fnirsi S1 multimeter features a large color display and is also smart, meaning that it detects whether a DC voltage, an AC voltage or a...
| This Labs project introduces a safe and economical approach to measuring AC power using the PC's sound card, suitable for both grid and audi...
| Want to repurpose an operational amplifier from a previous project or an old parts collection? You can construct a specialized op-amp tester...
| Inductors may lose their inductance at higher currents because of core material saturation, which limits the range of use. Here we look at a...
| The FNIRSI SG-003A Multi-Functional Signal Generator is a kind of process meter for generating and measuring voltages, currents, and frequen...