Holy schmoke - i actually had one of these...
http://oldcomputers.net/ti994a.html
Until a certain day when i accidentally destroyed it with a hammer, only it wasnt accidental and i really enjoyed it. True!
Good job it came from a car boot sale and cost feck all.
EDIT: It dosent have much about the greatest computer of all time ever though - the holiest of holies - the Amiga 500