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An LED bargraph audio level display - Electric Druid
https://electricdruid.net/led-bargraph-audio-level-display/
An LED bargraph audio level display Posted on March 25, 2019 Replacing the LM3914/LM3915/LM3916 with a PIC Most designs you see for audio level LED bargraph displays use the LM3914/LM3915/LM3916 series chips that …
12 LED Bar Graph Module - Vetco
https://vetco.net/products/12-led-bar-graph-module
12 LED Bar Graph Module. Manufacturer Part Number: BL-C40/8W3GY1C. This column of LEDs would make a great audio level display. Starting from one end of the bar, there are 8 green LEDs, 3 yellow LEDs and 1 red LED. Each LED illuminates two segments which enhances the display's perceived resolution. It can easily be driven with the NTE1549 (logarithmic) or NTE1508 …
audio - How to make LED bar graphs to measure intensity ...
https://electronics.stackexchange.com/questions/17460/how-to-make-led-bar-graphs-to-measure-intensity
I would like to make those LEDs into LED bar graphs that will show the intensity. For example, I want a song with a loud base to make the bar graph shoot up to the top. The bars of the LED bar graph I would like to just be individual LEDs. I was getting the effect with an arduino but I was hoping there was easier way to do this.
10 Led Bar Graph display Audio level indicator with sound ...
https://www.youtube.com/watch?v=O3_XrSAY9_E
Circuit diagram linkhttps://drive.google.com/file/d/1--UIIbaVkLxhJ1SDAIvyTOU8T7ejAbTZ/view?usp=drivesdk
Amazon.com: led bar graph
https://www.amazon.com/led-bar-graph/s?k=led+bar+graph
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