SCSI specifications SCSI 说明，最长能连到多少米

Table 7-1 SCSI specifications
SCSI Standard Bus Clock Speed 50-pin Narrow (8-bit) 68-pin Wide (16-bit) Maximum
Cable Length
SCSI 5 MHz 5 MBps 6 meters
SCSI-2 Fast 10 MHz 10 MBps 20 MBps 3 meters
Ultra SCSI 20 MHz 20 MBps 40 MBps 1.5 meters
Ultra2 SCSI 40 MHz 40 MBps 80 MBps 12 meters (LVD)
Ultra160 SCSI 40 MHz 160 MBps 12 meters (LVD)
Ultra320 SCSI 80MHz 320 MBps