Up for sale is an ITT Courier 7601 IBM 3270 series compatible terminal controller with several boards, with dates on the boards and case ranging from 1981 to 1984.
This unit has two half height 5.25" floppy disk drives and includes the following boards within:

• Power Supply Board No. 130791-001 (Jun 25, 1981)
• I/O Processor Board Assy No 120223 Board No 130820-001 (has a Mostek Z80 CPU)
• Memory Board Dynamic RAM Assy No 12033-001 Board No 130955-001
• Communications Processor Board Assy No 120115-001 Board No 130726-001 (May 21, 1981) (has a Zilog Z80 CPU)
• DAIOP Assy No 120216-001 Board No 130842-001 (this board was not removed and is unknown. It connects to the front panel LEDs)

Only the ITT Courier 7601 unit is included in this sale - nothing else is included (no cables, keyboard, monitor, etc).
This unit is used, UNTESTED, and although the case in overall good condition, it does have some scratches and wear.Please see the pictures for exact condition.
Local pickup available in San Francisco.
Thanks for looking and please check out my other items for more vintage computing fun.