The RK05 is a removable disk cartridge drive storing 2.5MB on one single platter disk cartridge. Up to eight of these drives can be connected in a daisy-chain through Unibus cables, the last one having a terminator and the first one connected to fingers A-B of slot 2 on a specially wired Unibus backplane containing the four Unibus modules that make up the RK11-D controller.
