The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...

It’s always nice to simulate a project before soldering a board together. Tools like QUCS run locally and work quite well for ...

Subscribe! Want more math video lessons? Visit my website to view all of my math videos organized by course, chapter, and section. The purpose of posting my free video tutorials is to not only help ...

There are plenty of drones (and other gadgets) you can buy online that use proprietary control protocols. Of course, ...

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as any other servo tester, the difference is that it can be programmed to do ...

As gas prices skyrocket, the San Diego Metropolitan Transit System Wednesday released a commute cost calculator to show motorists how much money they could save by riding public transit. The ...

Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...

The Reserve Bank of Australia (RBA) has hiked interest rates by 0.25 of a percentage point. That means the cash rate is now 4.1 per cent. Leading economists predicted the hike, given inflation was ...

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It’s convenient at times to have a desktop calculator that accepts a computed value x and returns the standard, commercially available value closest to it for a specified E series. Here, “closest” ...