The discussed circuit produces sounds which resembles to an authentic buzzer. It operates using just two integrated circuits and a minimal number of components. When you press the switch S1, […]
Best Active CrossOver Filter Circuit for Speaker Boxes
In this post we elaborately discuss how to make a passive cross-over filter circuit, a 2-way cross over filter circuit, and a 3-way cross over filter circuit. Circuit Contributed By: […]
Speaker Box Amplifier Circuit with Woofer, Tweeter
If you are planning to make an speaker amplifier box circuit or ampli-speaker unit with integrated woofer and tweeter, this circuit will help you to reach your goal with great […]
How to Make a 3.7 V Class-D Speaker Amplifier for Differential Analog Input
A class D amplifier is actually a category of amplifier through which the power devices (mosfets and BJTs) are controlled like switches. The connected output devices in such amplifier circuits […]