Disk 4.3GB, UW-2,10k / 386538-001 /FD-60310-01 A PDP-11/23 single board with memory management unit (MMU). This 16-bit dual-height central processor features 4-Mbyte addressing, four-level vectored interrupts for fast response without device polling, and 87 standard PDP-11 instructions including EIS. Disk 4.3GB, UW-2,10k / 386538-001 /FD-60310-01 -AC PDP 11/23 single board (without MMU), 16-bit central process- - ing unit. This dual-height module features 64 Kbyte address- - ing, four-level vectored interrupts for fast response without device polling, 87 standard PDP-11 instructions including EIS, and 46 optional floating-point instructions. CK-KDF1B-KA Cabinet kit for use with Disk 4.3GB, UW-2,10k / 386538-001 /FD-60310-01 endosure (includes selectable baud switch). Cable length is 15 inches. CK-KDF1B-KC Cabinet kit for use with Disk 4.3GB, UW-2,10k / 386538-001 /FD-60310-01 distributon panel (includes selectable baud switch). Cable length is 30 inches. KDJ11-AB High-performance, dual-height PDP-11 processor with 8-Kbyte cache memory, floating-point, memory management, and system registers. It includes Q-bus 18- or 22-bit addressing, four jumper selectable powerup options, and onboard diagnostics with four microdiagnostic Disk 4.3GB, UW-2,10k / 386538-001 /FD-60310-01. A floating-point unit instructs arithmetic, logical, and conversion operations, and the MMU allows the processor to operate in kernel, supervisory, or user processor mode. Disk 4.3GB, UW-2,10k / 386538-001 /FD-60310-01 Same as KDJ11 AB except the FPJ11 AA is installed an the - - module.