February 2022
Fingerprint Sensor: The Beginner’s Ultimate Guide
A fingerprint sensor circuit is a perfect project idea for an engineer or designer to create a security application.
Since fingerprints are unique t...
Beat Frequency Oscillator- Principle and Applications
An oscillator capable of producing a variable output frequency signal is essential in electronics. The beat frequency oscillator is among the best sui...
PI-Hole: Effective Ad-Blocking for Your Entire Network
Many websites and services still employ tactics to trace your online activities to give you personalized adverts. This infringement on your privacy st...
TDA2822- A Complete Guide
Operational amplifiers (Op-Amps) play a crucial part in amplifying electrical signals in electronic circuits. An op-amp amplifies the signal producing...
LM1875: A Comprehensive Guide on Audio Amplification
As per the name, an audio power amplifier amplifies audio signals to high levels that can drive headphones or loudspeakers. An example is LM1875 IC (f...
IC LM 386: The Complete Guide
You might have consciously or unconsciously come across the IC LM 386 amplifier for audio enthusiasts. It draws power from low voltage sources like ba...