En faisant des recherches sur l'Ultradisc, je viens de decouvrir qu'il y a eu un prototype de Ultradisc 3000.
http://www.smr-home-theatre.org/ces2001/sources/page_05.shtml
Une photo extraite de cet article :
Dans cet article il est dit que cet Ultradisc 3000 est un "DVD-Audio player. With its built-in preamp and Dolby Digital, DTS, and DVD-Audio decoding, the unit can drive an amplifier directly via its 6 balanced outputs. Price is expected to be in the $4,000 - $5,000 region depending on the video output option — whether interlaced or Silicon Image (DVDO)-based progressive output "