Example System

Rough cost breakdown of high powered PC based system:

Dual-processor PC w/ GeForce4$2300
2 InFocus LP530 projectors$7800
2 Extron distribution amplifiers$480
Disney black screen$2000
Screen frame $1000
2 circularly polarizing filters $200
10 pairs of glasses$500
Spacepad $1460
Wanda $2500
Tracker PC $500
Sound PC $800
Amplifier & speakers $1000
Miscellaneous cables, mounts, etc$500
 
total$21040






Hypothetical, low powered, bare minimum system:

Duron PC w/ GeForce4MX, ISA slot, no monitor$500
2 Compaq MP1400 projectors$2880
Disney black screen$2000
Screen frame $1000
2 linearly polarizing filters $16
5 pairs of linear glasses$15
Spacepad $1460
PC speakers $35
Miscellaneous cables, mounts, etc$100
 
total$8006

(A more common Stewart or Da-Lite screen would reduce costs further, but I don't have price information for them at the moment.)