Other
portables
- Nestable
A collection of links and information about NES portables (including a design for a somewhat chunky NES portable) - Portables of Doom
A clearing house of information about building all sorts of portables. Currently AWOL. - Ben Heckendorn's site
A pioneer in building portablized games, includes an instructional book on portable building (available for purchase now!), a forum, and lots of info.