This National Cash Register Terminal Keyboard would have been used most likely with a Video Display Unit or a Teleprinter connected to a larger computer system, possibly one used as a large-scale cash register. The date on the IC’s is 1973.
| Year | 1973 |
| Make & Model | NCR |
| Generation | 3rd |
| CPU | None |
| Speed | Unknown |
| RAM & ROM | 64k Serial RAM |
| Power | Unknown |
| Exhibit No. | 1315 |
What you have is the keyboard for a Class 260 Thermal I/O writer. It was used as I/O device for early Century series computers, also as an I/O device via an acoustic coupler to telco lines. Best speed was 300 baud. There was a thermal printer, 80 column that was used with it.