Works great. You will need Silverfast software to use on a modern computer (available free online). Please call Dirk at 760-801-7727. RGB Scanner, Max. 11''x10.2'' Machine Type Drum Aperture 12 aperture settings Density Max 4.0 Density Range 3.8 Drum Speed 300 to 1200 rpm Electrical Requirements 120/220V, 50/60Hz Interface(s): GPIB & SCSI Light Sensor photomultiplier tubes; 3 channels Light Source Tungsten halogen lamp Maximum Resolution: 4000 dpi Original Type reflective & transmissive Output Data Color (RGB): 12 bits gray: 4096 level of gray Physical: width: 34.75" height: 11" depth: 19.75" weight: 130 lbs Recommended System: PowerMac with minimum 32MB RAM