In this post we try to understand how basic power supply circuit works and how to design regulated and unregulated power supply circuits. UNREGULATED POWER SUPPLY A single rail power […]
PWM Amplifier Circuit
The post explains how to make a simple PWM amplifier circuit also called class-D amplifier or switching amplifier. A PWM amplifier is an electronic amplifier in which the amplifying devices […]
0 – 30 V Regulated Power Supply Circuit
This 0 – 30 V regulated work bench power supply provides outstanding line and load regulation and a continuously variable output from 0 to 30 V with output currents as […]
Simple Bent Wire Game Circuit
The bent wire game is quite a popular game. There is a bent wire in an electrical circuit and a ring has to be passed over the wire without touching […]
Simple Steps to Make PCBs at Home
Obviously it is necessary to have a printed circuit board (PCB) before constructing any of the projects described in this book, and building your own printed circuit board is a […]
Burp Sound Simulator Circuit
Originally the burp sound simulator circuit was built as quick lash up but because it was so popular, especially with children, it is still in everyday use. Exactly what it […]