SuperCapacitors Explained

Feb 15, 2017

In this post we are going to understand what a supercapacitor is, how closely similar or different to an ordinary capacitor, where it is used and we will be doing apples to apples comparison between batteries and supercapacitors to find out which one of them is superior.

Buzzer Circuit with Incrementing Beep Rate

Feb 14, 2017

The post discusses a buzzer circuit with an incrementing beeping rate, which can be used in critical warning signalling applications. The idea was requested by Mr. Lee.

Mains High Low Voltage Protection Circuit with Delay Monitor

Feb 10, 2017

The post explains an upgraded version of my previous mains 220V/120V high-low voltage cut off protection circuit which now includes a delayed restoration of power for the load with 3 LED power status indicators.

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