Home MiniComputers PDP Common info
Unibus board list

Unibus board list

tbd, boards I have or that I would like to have, with relevant info

Check Henk's board list for details.

PDP 11/44

Want/#Have Board Number Description
Want KE44-A M7091 11/44 CIS Control Store
Want KE44-A/2 M7092 11/44 CIS Data Path / Logic module
2 PF11-F M7093 11/44 Floating Point
2 KD11-Z M7094 11/44 Data Path module
2 KD11-Z M7095 11/44 Control module
2 KD11-Z M7096 11/44 Multifunction module
2 KK11-B M7097 11/44 4KWord cache module
2 KD11-Z M7098 11/44 UNIBUS Interface
4 MS11-PB M8743 512KB ECC RAM (AA)

PDP 11/10 (11/05)

Want/#Have Board Number Description
2 ????? G109C Unknown, but also mentions "control and data loops"
2 MM11-L G110 Control and data loops for H214
2 ML11-L G231E Memory driver for H214, 16K X/Y Selection, Current source, Address Latch, 8K Decode
4 MM11-L H214 8-Kword 16-bit memory stack (with G110 and G231) (replaced by H215)
4 KD11-B M7260 11/05 data path module
3 KD11-B M7261 11/05 control module, 2x revision E, 2x revision F

Extra Backplane: MM11-5

Common DEC cards

Want/#Have Board Number Description
2 DHU11-M M3105 16 line async NUX with DMA
1 DELUA M7521 Ethernet interface
2 RL11 M7762 RL02 Disk controller. Both repaired.
2 DZ11-A M7819 8-line double buffered async rs232/EIA with modem control
Want DL11-W M7856 Serial line unit w/ real time clock
1 RX211 M8256 RX02 floppy disk interface, repaired
1 H317-E RS232/EIA Distribution panel (16x)
2 CR-11/CM-11 M8291 Card reader controller (punch card reader)
--------- --------- ------- -------
2 DiodeRom M792 32-word 16bit ROM Diode matrix
1 Terminator M9312 Bootstrap terminator with 5 empty ROM sockets; one for CPU diagnostics, 4 for peripheral boots
2 DL11 M7800 Async transmitter & receiver 110-2400baud
7 DR11-C M7860 M786+M105+M7821; general device interface to PDP11

Emulex

Want/#Have Board Description
2 TC12 Pertec tape controller
Last modified: 2026/08/28