Oscilloscopes and to lesser extent signals generators are useful tools for analyzing, testing and diagnosing circuits but we often take for granted how they work. Luckily, [FromConceptToCircuit] is ...

We are building a simple touch-free automatic handwash dispensing machine. Using discarded and waste household materials such as wooden drawers from broken tables, plastic bottles, PET jars, fruit ...

If you are an electronics enthusiast, want to learn the basics of electronics, and improve your basics with some practicals and hands-on projects, then this article is for you. In this article, we are ...

Vendors and end users of XL4015 DC-DC Buck Converter module, now have an improved version. In an earlier blog, I did an in-depth analysis of the XL4015 DC-DC Buck Converter module. I recently received ...

In an earlier blog post I did a teardown analysis of the XL4015 DC-DC Buck Converter module. I recently received an improved version of the same module. I purchased it from an online seller in China.

Today we are building a simple yet very useful circuit using Temperature Sensor LM35. In this circuit, we are going to control the LEDs according to temperature around. If temperature goes beyond a ...