The TDA1516 is a cool Class B power amplifier that comes in a 13 pin Single In Line (SIL) package. It is designed for many audio amplification jobs and has some great safety features like short circuit protection, thermal shutdown and protection against reverse polarity. When set up in a Bridge Tied Load (BTL) configuration, […]
Measuring RPM with a Tachometer Circuit
A tachometer is an important tool used to measure how fast a shaft or disk is spinning in motors and different machines. The speed it measures is usually shown in revolutions per minute or RPM for short. In this article we will explore how a simple tachometer circuit is designed, how it works and how […]
Designing a 20W Audio Amplifier Circuit using IC LM1875
The IC LM1875 is a really cool audio power amplifier that works super efficiently. It can produce 20 watts of power while using very few extra parts. It sounds great and has low distortion making it a fantastic choice for different audio needs. This design is perfect for small home audio systems, powered speakers or […]
Designing a 5-Band Audio Equalizer Circuit with IC LA3600
Graphic equalizers are super important in audio systems because they let people change the volume of different sound frequencies helping to create a sound that fits their personal preferences. Designing a 5-Band Audio Equalizer Circuit divides the sound into five different sections, allowing users to adjust each section on its own. The LA3600 integrated circuit […]
Audio Signal Distributor Circuit with Three Outputs
An Audio Signal Distributor Circuit is an important tool that helps divide an audio signal into multiple output channels without losing the quality of the original sound. The specific circuit we are talking about is a Audio Signal Distributor Circuit with Three Outputs designed using an operational amplifier called the IC NE5532 along with transistors […]
Voice and Music Audio Mixer Circuit using IC LM3900
This circuit is a complex of Voice and Music Audio Mixer that uses the LM3900 quad operational amplifier. It is designed to handle different types of audio inputs, like signals from microphones and line level audio and combines them into one mixed audio output. The LM3900 is a great choice because it has a high […]