HP-67/97
The HP-67 is a magnetic card-programmable handheld calculator, introduced by Hewlett-Packard in 1976 at an MSRP of $450. A desktop version with built-in thermal printer was sold as the HP-97 at a price of $750. Collectively, they are known as the HP-67/97.
HP-67. | |
| Type | Programmable |
|---|---|
| Introduced | 1976 |
| Discontinued | 1982 (HP-97: 1984) |
| Calculator | |
| Entry mode | RPN key stroke |
| Display type | Red LED seven-segment display |
| Display size | 15 digits (decimal point uses one digit), (±10±99) |
| CPU | |
| Processor | proprietary |
| Programming | |
| Programming language(s) | key codes |
| Other | |
| Power supply | Internal rechargeable battery or 115/230 V AC, 5 W |
| Weight | Calculator: 11 oz (310 g), recharger: 5 oz (140 g) |
| Dimensions | Length: 6.0 inches (150 mm), width: 3.2 inches (81 mm), height: 0.7–1.4 inches (18–36 mm) |
Marketed as improved successors to the HP-65, the HP-67/97 were based on the technology of the "20-series" of calculators (HP-25, HP-19C etc.) introduced a year earlier. The two models are functionally equivalent, and programs on magnetic cards can be interchanged between them.
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