Reviewed by Larry Campbell Fact checked by Alexandra Kay Wire color codes play a vital role in ensuring safe and correct ...

Temperature-indicator and temperature-based products have generated wide interest. There are numerous applications for such devices with many possible solutions, each with its own advantages and ...

This simple circuit can be used to activate whatever you like, for example, by connecting it to microcontroller, relays, secret alarms, robot applications or just turn on LED1 which lights up as long ...

In the last two Back to Basics stories, we concentrated on easy steps for upkeep and upgrades for your 4x4. This month we'll tackle a simple wiring project. Wiring your off-road lights might seem like ...

If you need to send data from sensors, there are plenty of options, including a bewildering selection of wireless methods. Trouble is, most of those protocols require a substantial stack of technology ...

Reverse polarity is one of the most common causes of circuit failure, from hobby projects to industrial systems. The good news is that a well-designed reverse polarity protection using MOSFET ...