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1:1 Scaled 10 LED VU Meter Project by LM3915 and LM324 by laurentiu_cotea is a document available to read on EtoBox.

What is 1:1 Scaled 10 LED VU Meter Project by LM3915 and LM324 about?

This document describes a project to build a 10 LED VU meter using the LM3915 and LM324 integrated circuits. The LM3915 is used to scale the audio signal from an input and drive 10 LEDs in a linear bar graph display. An LM324 op-amp is used as a 1:1 voltage follower to buffer the audio signal and prevent loading on the audio source. The project allows for a simple and low-cost way to visually monitor audio levels with a basic LED VU meter.

Author

laurentiu_cotea

Language

EN