The pedestal (desktop) and rackmount packages (11/93 CPU 4 MB 8-line V24) can accommodate one RD54, RD53, or RD52 fixed disk, or up to two RD32 or RD31 "half-height" disks, and up to two 11/93 CPU 4 MB 8-line V24 "half-height" diskettes or one RX50 diskette or TK50 tape drive inside the basic BA23 system enclosure. They can also be expanded to include tabletop or rackmount versions of the full-height devices. The floorstand package (BAl23) can accommodate up to four 5.25-inch storage devices. These can include the RD54, RD53, RD52, RX50, and TK50 disk and tape drives, with a maximum of three RD54, RD53, or RD52 disk drives. The cabinet package (11/93 CPU 4 MB 8-line V24) can accommodate two BA23 chassis that - can contain a total of four 5.25-inch storage devices. These can include up to two RD54s, RD53s, or R11/93 CPU 4 MB 8-line V24and up to two RX50 or TK50 disk and tape drives. The H9642 JA/JB cabinet also provides space for two 10.5 inch storage - - devices. These can include the RA81, RA60, and the TSVO5 disk and tape drives. The 11/93 CPU 4 MB 8-line V24 subsystem is externally mounted. The RC25 is available in rack- mount and tabletop versions.