Learn Guidehttps://learn.adafruit.com/midi-solenoid-drum-kit/ YouTube Videohttps://youtu.be/dhKYxDzyXqI Code on GitHubhttps://github.com/adafruit/Adafruit_Learning_System_Guides/blob/master/MIDI_Solenoid_Drum_Kit/code.py Adafruit Feather M4 Expresshttps://www.adafruit.com/product/385712v Solenoidshttps://www.adafruit.com/product/413Half size Perma-Protohttps://www.adafruit.com/product/1609 ULN2803A Darlington Driverhttps://www.adafruit.com/product/970 DC barrel jackhttps://www.adafruit.com/product/6102.1mm DC Plughttps://www.adafruit.com/product/278812V 5A power supplyhttps://www.adafruit.com/product/352Feather Header Kithttps://www.adafruit.com/product/2886 Mini Toggle Switchhttps://www.adafruit.com/product/3221Fully Reversible USB Cablehttps://www.adafruit.com/product/411110-wire ribbon cablehttps://www.adafruit.com/product/3890Visit the Adafruit shop online - http://www.adafruit.com-----------------------------------------LIVE CHAT IS HERE! http://adafru.it/discordAdafruit on Instagram: https://www.instagram.com/adafruitSubscribe to Adafruit on YouTube: http://adafru.it/subscribeNew tutorials on the Adafruit Learning System: http://learn.adafruit.com/-----------------------------------------