A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition ...
Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...
One of the first projects that most people do on an Arduino is to light up or flash an LED. It seems ultra-simple because it is. Wiring up a circuit like this is actually pretty straightforward, as is ...
Nanoparticles containing lanthanide ions are excellent light emitters. The addition of organic molecules means that they can be activated using electric currents. These nanoparticles are excellent ...