For those of you (like me) looking for an amp to power the built in speakers, help me convince the fine folks at Big Guys Pinball (the creators of Nucore) to make their amp breakout board! The existing wiring harness plugs right into it. No cutting, just needs power from your PC.
http://www.bigguyspinball.com/community/viewtopic.php?f=16&t=1171