Posted in digital audio hacks Tagged amplifier, class-d, switching ← Xoscillo Turns Arduino In An Oscilloscope Making A 3D Printer Work Wirelessly → ...

The opamp circuit is simple. We might have considered an LM386 or some other integrated audio amplifier block to get better performance without blowing up the parts count.

You can also use the on-board audio output jack to connect to your own amplifier/speaker set! This unit has a maximum recording time of 680 seconds, and a minimum recording time of 341 seconds.

Arduino Audio Meter Specifications: – Based on Arduino UNO board for signal processing (16MHz, 1KB RAM). – Analog input/output stages using MCP6002 rail to rail op-amp. – The original audio ...

Whether for DIY projects or professional use, this amplifier ensures a seamless audio experience. Explore the details of its design and discover how it transforms sound with remarkable efficiency.