The IBM 1401 was introduced in 1960 as an I/O pre- and post-processor for its 36-bit mainframes. In addition, it was the first widely used small business computer.
Photographs (courtesy of Paul Pierce):
Option |
Description |
Capacity |
CPU and memory |
IBM 1401 |
4K - 16K characters |
CPU special features |
advanced programming (indexing) |
|
compare high-low-equal | ||
branch on bit equal | ||
modify address | ||
move record | ||
|
extended print edit |
|
multiply/divide | ||
Console |
1407 inquiry terminal |
|
Cards |
1402 card reader punch |
|
Line printer |
1403 line printer |
|
Disk | 1311 disk pack | 2M characters |
Magnetic tape |
7 track magnetic tape |
Updated 08-Aug-2020 by Bob Supnik (simh AT groups DOT io - anti-spam encoded)