Many readers will be familiar with Microchip’s ATtiny85, which has been a popular choice for DIY projects in the past for its low price and (for the time) small size. But those looking for a more ...

Here are some DIY LDR switch circuits available on our website and the web. LDR switches are used to switch a relay or other device when light are present or absent. LDRs or Light Dependent Resistors ...

Fig 1. Electronics are not only fun but also relatively easy to learn. Kids age 10 and above can easily pick up useful electronic skills like soldering. Fig 2. SparkFun’s Simon Says product is a ...