Posts by Keshav Ashok

Overview In the world of IoT (Internet of Things), the ability to gather data from the environment and display it in a user-friendly manner…

More than several years have passed since this website first published the 3 - 5W Class-A Audio Amplifier, and its success has only grown ov…

Overview The remarkable simplicity of the 7W Class-A Audio Amplifier circuit might naturally suggest that it could be easily adapted into a…

The objective of this project was to create a compact, portable mixer powered by a 9V PP3 battery while maintaining high-quality performance…

Overview By using a common 78L05 along with an integrated audio amplifier like the TDA2030, you can easily create a customizable voltage reg…

The input voltage range on the differential inputs IN1 and IN2 extends to the supply rails, and so in the non-symmetrical circuit shown here…

Liquid-crystal displays come in various sizes and configurations, including their pinouts. Often, using these displays effectively requires…

Overview Creating high-frequency voltage-controlled oscillators, or VCOs, isn't a walk in the park, which is why Maxim (www.maxim-ic.com) ha…

Overview The indicator for modem off is specifically designed with serious Internet users in mind. One can observe that the circuitry of thi…

Overview Imagine you're an electronics enthusiast tasked with testing various thyristors for a project. You've gathered different types of t…

Overview The integration of servo motor control with a web server using ESP32 microcontrollers has significantly expanded the capabilities o…

Overview For years, National Semiconductor has crafted and designed integrated circuits (ICs) tailored for switch-mode power supplies. Utili…

Overview This setup might seem simple, but it's worth the time and energy. It offers a top-notch delay for interior lighting. While many new…