Discover how to build a simple device that converts light into electricity using LEDs and diodes. This step-by-step guide ...

Variable capacitors may be useful, but the air gap that provides their capacitance is their greatest weakness. Rather than deal with the poor dielectric properties of air, some high-end variable ...

Walkie-talkies are great fun, and [RealCorebb]’s bbTalkie project takes the concept a step further by adding some extremely cool features to make a highly refined, self-contained ESP32-based ...

Tired of the same old store-bought Valentine’s cards that end up in the recycling bin? This Valentine’s Day, skip the generic hearts and make something that’s bursting with personality. Whether you’re ...

Homemade lemon curd is easy to make and so much more mouthwatering than the shop-bought variety. It makes a lovely gift and is much quicker to make than jam or many other preserves. Put the lemon zest ...