HP 30 series
The HP-30 or Spice series are RPN Scientific hand held calculators introduced by Hewlett-Packard in 1978. Some models are a programmable.
The HP-33C | |
| Type | Programmable scientific |
|---|---|
| Manufacturer | Hewlett-Packard |
| Introduced | 1978 |
| Discontinued | 1983 |
| Calculator | |
| Entry mode | RPN |
| Precision | 10 display digits exponent ±99 |
| Display type | LED |
| Display size | 1 line |
| CPU | |
| Processor | Saturn (Lewis) |
| Programming | |
| Programming language(s) | RPN key stroke (fully merged) |
| Firmware memory | ? KB of ROM |
| Interfaces | |
| Ports | no |
| Other | |
| Power supply | 2×1.5V AA cell batteries or power supply |
| Weight | 6 oz (170 g) to 8 oz (230 g) |
| Dimensions | 141×75×29mm |
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