| This easy-to-make, compact dual power supply is intended for general use on an electronic workbench. Based on the manufacturer’s application...
| This easy-to-make, compact dual power supply is intended for general use on an electronic workbench. Based on the manufacturer’s application...
| The USB GAD board has several high-speed analog channels to generate and acquire wideband analog signals. It also has digital I/O for handli...
| Today, many burglar alarms are wireless making them easy to install. The downside is that every sensor needs a battery that will eventually...
| Do you want to get started with FPGA development, but you think the dev boards are too expensive? Or you don’t know where to start? Here is...
| Take control remotely by sending SMS text messages. Up to four relays can switch a heater, lights, and/or pumps. An optional temperature sen...
| If you often work with the same microcontroller, you will have written many functions that can be reused in new projects. Putting them into...
| The following is a collection of mistakes, misunderstandings, wrong assumptions in designing electronic circuits and measuring in electronic...
| USB power supplies have become very popular as 5 V power supply adapters. However, most microcontroller circuits today need 3.3 V. With this...
| Sonoff products by iTead are cheap Wi-Fi-connected remote-control devices managed by a cloud-based app on a smartphone. However, some of the...
| Oscillator circuit using only 4 passive components to make a LED blink when it is in the dark. Note: this is a normal LED, not a blink-chip...