filters

Butterworth Filter: First Order and Second Order Low Pass Butterworth Filter

Electric filters have many applications and are extensively used in many signal processing circuits. It is used for choosing or...

Pi Filter - Overview, Working, Construction, Application and Design Tips

Filters are commonly used in power and audio electronics to reject unwanted frequencies. There are many different types of...

Band Pass Filter Circuit

Every analog designer’s nightmare would be to deal with noise in his circuit. When it comes to switching circuits or Audio...

Harmonic Filter Circuit: How to remove Harmonics using Active and Passive Harmonic Filters

What is Harmonics in Electrical System?

In power systems, harmonics are defined as positive integer multiples of the...

What is VFD Drive Circuit: Its Operation, Types and Applications

There are lots of factories and plants in the world which use a different type of high power motors. Due to the high power...

Sample and Hold Circuit

Sample and Hold Circuit takes samples from the analog input signal and hold them for particular period of time and then outputs...

Active High Pass Filter

Previously we described about Passive High Pass Filter and Active Low Pass Filter, now it is time for Active High pass filter....

Active Low Pass Filter

Previously we described passive low pass filter, in this tutorial we will explore what is an Active Low Pass Filter.

Passive Low Pass Filter

This tutorial is about Passive Low Pass Filter, a widely used term in Electronics. You will hear or use this ‘technical’ term...