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Audio module Arduino ad4 and Mp3 sound files



Convert mp3 or wav to ad4. Learn how to use this cheap wtv020 audio module with arduino. First prepare the files. Learn how to convert audio files to ad4 file format. Next make the connections and upload the code to the arduino. This is the best and chepest way to make for example a talking robot or a voice menu or add sounds to any of your projects.

Tutorial webpage: http://electronoobs.com/eng_arduino_tut8.php

my Q&A page: http://electronoobs.com/eng_preguntas.php

Help me on Patreon: https://www.patreon.com/user?u=4854866
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Arduino example code: http://electronoobs.com/images/Arduino/tut_8/Wtv020sd16pExample.zip
wtv020 library: http://electronoobs.com/images/Arduino/tut_8/Wtv020sd16p.zip
AD4converter zip file: http://electronoobs.com/images/Arduino/tut_8/AD4converter.zip

Direct speaker schematic: http://electronoobs.com/images/Arduino/tut_8/1.png
Amplified schematic: http://electronoobs.com/images/Arduino/tut_8/SCHEMATIC_amplified.png

PAM9403 amplifier: http://www.ebay.com/itm/PAM8403-5V-Power-Audio-Amplifier-Board-2-Channel-3W-W-Volume-Control-USB-Power-/201415106196?hash=item2ee5469e94:g:5LYAAOSw4bVTmtrT
WTV020 module: http://www.ebay.com/itm/U-disk-audio-player-TF-SD-card-voice-module-MP3-Sound-WTV020-SD-16P-Arduino-/310629013078?hash=item4852ee9656:g:s0cAAOSwIgNXialh

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