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Sound Level VU Meter using LM3914 #Shorts
0:06
YouTubeMW Electronics Lab
Sound Level VU Meter using LM3914 #Shorts
This project is a simple Audio VU Meter using the LM3914 IC. It uses a microphone to detect sound levels and displays them on a 10-LED bar graph, lighting up according to the loudness of the sound. The 10k potentiometer adjusts sensitivity, and the 100Ω resistor limits current for safe operation. Powered by a 9V battery, it’s perfect for ...
419 views1 day ago
LM317 Projects
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LM317 VOLTAGE REGULATOR Tutorial | How to use? | Pinout
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LM317 VOLTAGE REGULATOR Tutorial | How to use? | Pinout
YouTubeCETech
322.8K viewsDec 29, 2016
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