LINKS:

Here are some excellent resources for the arcade homebrewer:

(I'm guessing the majority of visitors already know about these)

Build Your Own Arcade Controls FAQ

MAMEworld

Game Launcher (the best front-end ever!)

Daphne

Happ Controls

Dragon's Lair Project

Ulti-Marc

Druin's Rotary Joystick Interface

T-Molding.com

Roto-Zip Tools

Shopsmith Tools