Bally/Stern Pinball with Arduino and WAV Trigger (Meteor 2021) 

Hope this video helps other with the install process. Here is the process for setting up Meteor 2021 (but would work with other games, too).
I sell pre-assembled/pre-programmed kits for those people that just want a plug-and-play solution. If you are interested, please visit troxelrepair.c....
Ballysternos.githup.io: ballysternos.g...
RoyGBev Kit: bit.ly/royGBev
CH340 Driver: sparks.gogo.co...
Wav Trigger Firmware: robertsonics.c...
Meteor 2021 Sound Clips: drive.google.c...
Parts (Affiliate links)
Arduino Nano: amzn.to/3eI76a4
Wav Trigger: amzn.to/2QAXlkH
FTDI to USB Adapter: amzn.to/2Sx7Xla(
MicroSD Card: amzn.to/3tFdgf8
6 Pin Connector: amzn.to/2Vs6SfW
Companion article: troxelrepair.c...