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Different Types of UPS systems – Explained

Last Updated on March 31, 2022 by Swagatam 3 Comments

In this post we are going to explore different types of uninterruptible power supply (UPS) that are available in the market and how they are classified according to the consumer’s […]

Filed Under: Inverter Circuits, Power Supply Circuits

Simple Voltage Multiplier Circuits Explored

Last Updated on December 7, 2021 by Swagatam 8 Comments

In this post we will discuss how an input AC source could be increased to any desired levels using simple voltage multiplier circuits, built with capacitors and diodes. Thus the […]



Filed Under: Power Supply Circuits

Fuel Cells [How they Work]

Last Updated on November 10, 2021 by Swagatam Leave a Comment

Fuel cells have the capacity to be the most effective and ecologically friendly power source ever devised. Since fuel cells are able to generate drinking water as a by-product, they […]

Filed Under: Power Supply Circuits

Dummy Load Circuit for Testing Power Supplies and Amplifiers

Last Updated on May 7, 2022 by Swagatam 16 Comments

The following article explains two straightforward dummy load circuits: the first one can be used for testing high current power supplies, and the second design can be used for testing […]

Filed Under: Power Supply Circuits

IC 7805 Variable Power Supply Circuit [5V to 15V]

Last Updated on September 11, 2021 by Swagatam 8 Comments

Although, a 7805 IC is mostly used as a fixed 5 V voltage regulator, it is possible to configure a 7805 IC to produce a variable output from 5 V […]

Filed Under: Power Supply Circuits

Higher Variable Output Voltage from IC 7812

Last Updated on July 16, 2021 by Swagatam 13 Comments

You may have often wondered whether it was feasible to get higher voltages than 12 V from a 7812 IC? In this short post we learn how to configure the […]

Filed Under: Mini Projects, Power Supply Circuits

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