My friend
One of them is the one used for the famous "Dive-in movies" projected on the side of the DoubleTree San Jose Hotel above the swimming pool at BayCons past.
Check 'em out. They're in great working order, and it's a really good price.
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=200221983927&ssPageName=STRK:MESE:IT&ih=010
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=200221986167&ssPageName=STRK:MESE:IT&ih=010