audio amplifier

Arduino Voice Recorder for Spy Bug Voice Recording Simple Arduino Voice Recorder for Spy Bug Voice Recording

Planning to buy a small voice recorder to record voices or sounds in an environment and store them in its memory? Think again!…

Digital Input Automotive Quad Power Amplifier Digital Input Automotive Quad Power Amplifier Combines High-Definition Sound with Class-G Efficiency

STMicroelectronics has introduced the TDA7901 automotive amplifier which is a single-chip quad-bridge amplifier in advanced BCD…

TDA2822 Stereo Audio Amplifier Build a Simple Stereo Audio Amplifier Board using TDA2822

An audio amplifier is an Electronic circuit that amplifies low-power audio signals to a level suitable for driving Loudspeaker…

TDA7294 Based 170W High Power Audio Amplifier Design a TDA7294 IC Based 170W High Power Audio Amplifier

The TDA7294 IC is a popular sound amplifier IC with low cost that has a ton of power handling capacity, 100W to be exact. For…

Arduino Based Walkie Talkie using nRF24L01 Long Range Arduino Based Walkie Talkie using nRF24L01

We are living in the era of 5G and 5G-enabled devices; however, old technologies like the walkie-talkie system and RF…

MAX98396 Class D/G Amplifier from Maxim Integrated Low-Noise, Class D/G Amplifier from Maxim Integrated Consumes 1/5 the Quiescent Power for Industry-Compliant, Always-On Speakers

Maxim Integrated unveiled the MAX98396 Class D/G speaker amplifier with the industry’s lowest noise and lowest quiescent power…

Dog-Barking-Security-Alarm-using-Arduino Dog Barking Security Alarm using Arduino, PIR Sensor and Dog Barking Sound Module

The need for home security alarm systems nowadays is a serious demand. As the number of crimes is increasing every day, there…

HFDA801A High-Resolution Audio Amplifier from STMicroelectronics New High-Resolution Audio Amplifier Designed for Compact, Cost-Effective Automotive Applications

The HFDA801A from STMicroelectronics is a high-resolution audio amplifier that is specifically designed for compact, cost-…

HFDA801A Class-D Automotive Audio Amplifier from STMicroelectronics Class-D Automotive Audio Amplifier with Hi-Fi Audio Quality and Advanced Diagnostics for Compact Audio and Alerting Systems

The HFDA801A from STMicroelectronics is a 2MHz switching pulse-width modulation (PWM) Class-D amplifier designed for compact,…

ESP32 Audio Player using LM386 IC DIY ESP32 Based Audio Player

DIY Music players are fun to build, and we previously built a few music players using Arduino and a dedicated MP3 module. Now…