Stereo VU Meter Display

by n0mjs710.
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2 layer board of 6.50x1.40 inches (165.10x35.59 mm).
Shared on April 11th, 2015 16:17.

LED VU (or other) meter display based on the MAX7221 LED driver IC. Eagle and PDF files are available at:

https://github.com/n0mjs710/Stereo-VU-Meter-v2

Part of a larger project for a complete stereo VU meter with 32 LEDs per channel that also includes:

Code:

https://github.com/n0mjs710/Stereo-VU-AVE-PEAK-Teensy

Audio Board:

https://github.com/n0mjs710/Stereo-Audio-Dectector-v2

https://oshpark.com/shared_projects/bmVo1UHP

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Stereo Audio Integrator

by n0mjs710.
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2 layer board of 2.10x1.70 inches (53.37x43.18 mm).
Shared on April 11th, 2015 15:59.

Stereo audio precision rectifier and envelope follower for VU meters or other low-frequency AC signals. Can be used to directly drive meter displays or with an ADC and a microcontroller. Eagle and PDF files are available at:

https://github.com/n0mjs710/Stereo-Audio-Dectector-v2

Part of a larger project for a complete stereo VU meter with 32 LEDs per channel that also includes:

Code:

https://github.com/n0mjs710/Stereo-VU-AVE-PEAK-Teensy

Display Board:

https://github.com/n0mjs710/Stereo-VU-Meter-v2

https://oshpark.com/shared_projects/fC6WZwjg

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UniversalTx-0.9.4

by PhracturedBlue.
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4 layer board of 2.00x1.37 inches (50.90x34.85 mm).
Shared on April 11th, 2015 15:40.

DeviationTx.com Universal transceiver board

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FSAE Modular CPU Board [AAU URE]

by Simmerly.
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2 layer board of 2.42x1.71 inches (61.42x43.51 mm).
Shared on April 11th, 2015 10:09.

Modular CPU Board for Formula Student race car for Unicorn Race Engineering Aalborg University (STM32F407)

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Atmega2560 Break Out Board

by BrK.
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2 layer board of 2.36x1.46 inches (60.02x37.01 mm).
Shared on April 10th, 2015 21:51.

Atmega2560 with 3 serial ports and an microSD. This is the first version, it should work. Designed to work with a lipo and 3.3v arduino bootloader. For any questions you can find me at Georgian.borca@yahoo.com. Order on your own risk!

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