A Big database for small calculators.
Last database update :
04-21-2014
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Citizen 831RD aka 831RD III version 3 (no picture) |
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Uses a separable batteries pack. |
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| Introduction date | <=1979 |
| End date | >=1979 |
| Type | 4 funct |
| Last update date | 2011_10_11 |
| Programmable | N |
| RAM size | 1 |
| ROM size | |
| Number of functions | 10+4mem |
| Alpha capabilities | N |
| Number of keys | 28 |
| Display type | VFD |
| Number of digits on display | 10+indic |
| Graphical (X x Y) | N |
| Extention(s) | N |
| Printer | N |
| Saving | N |
| Date or clock capabilities | N |
| Microprocessor | Nec D1001C |
| Functions list | 1/x x^2 Pi Sqrt +/- % CM RM M- M+ |
| Size (length x width x thickness) | 165x86x22 |
| Weight | 206gr |
| Batteries | 2xAA |
| External power | Y |
| Power consumption | |
| Twin | |
| Made in | |
| Link(s) | |
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Page displayed once since 2025-06-16. |
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