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 ...

Need a milliohm meter? This design uses current regulation and isolated power circuitry to deliver reliable results.

If you fancy having a play this weekend, you might like a go at creating some of your very own conductive play-doh. Once made, it can then be used to create any number of different circuits with the ...

Every non-battery-powered electronic device requires converting offline ac power to some dc voltage for powering electronics. Nowadays, efficient conversion of electrical power is becoming an ...

Meshtastic, an open-source firmware for long-range mesh networking, offers an elegant solution. Using LoRa radios allows ...

Today, phone-connected front-door cameras and comms systems are ubiquitous. Here's a DIY smart doorbell for engineers and ...

There's little that excites us more than a DIY synth, but slapping an arcade-style joystick onto a fuzzy, glitchy, beeping analog monster practically pushes us over the edge. Synth-master Unearthed ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If you´ve ever wanted to learn about building your own effects pedals but don´t have a clue where ...

These tools can save you hundreds in visits from electricians. #electrical #tools #diy 📦 PRODUCTS IN THIS VIDEO 📦 The Klein ET450 is featured for finding wires and circuits without power. 🎬 RELATED ...

Available as PCB-only or with matching enclosure and components, the new kits include designs inspired by vintage Tone Bender and Dallas-Arbiter Fuzz Face circuits and more When you purchase through ...