PCB Projects
Zero-Crossing Detectors – Effectively Protect Sensitive Electronic Equipment
How do power control systems withstand high inrush currents? It seems like an arduous task. Nonetheless, this is where zero-crossing detectors (ZCD) c...
Noise Filter Circuit: Improving the Sound on your Listening Device
You may notice that the sound from your music player or listening device seems distorted or unclear. That’s usually due to a poor amplification proces...
Hypersonic Sound System: The Complete Guide for HSS
Ever wonder how light reflects back and forth between the semi-reflector and reflector in lasers? Well, what if it told you it’s easy to make somethin...
555 Oneshot Circuit: Understanding Monostable Designs
One can say that the 555 Timer is one of the most common chips used in DIY electronics today.
Once you better understand how they work, they are sma...
Touch Switch Circuits – Getting Started with Simple Circuits
When it comes to tactile sensors, touch switch circuits are among the simplest ones. Despite their simplicity, these amazing pieces of technology are ...
Piezo Drive Circuit – 4 Common Design Technologies
Often, we need to measure physical quantities such as temperature, sound pressure, and mechanical stress. A transducer is any device that we can use t...