A Big database for small calculators.
Last database update :
04-21-2014
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Radio Shack EC-223 aka CHRONOMATH (no picture) |
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Catalog No. 63-614 |
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| Introduction date | <=1975 |
| End date | >=1977 |
| Type | 4 funct+clock |
| Last update date | 2007_05_17 |
| Programmable | N |
| RAM size | 0 |
| ROM size | |
| Number of functions | 4+5clock |
| Alpha capabilities | N |
| Number of keys | 23 |
| Display type | VFD |
| Number of digits on display | 8. |
| Graphical (X x Y) | N |
| Extention(s) | N |
| Printer | N |
| Saving | N |
| Date or clock capabilities | Y |
| Microprocessor | Nec uPD578C uPD878C |
| Functions list | TM DT Time Start/Stop Lap Alarm |
| Size (length x width x thickness) | 64x144x32 |
| Weight | 124gr |
| Batteries | 1xAA+2x1.5V cell |
| External power | Y |
| Power consumption | 0.15W |
| Twin | Casio CQ-1 |
| Made in | |
| Link(s) | |
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Page displayed once since 2025-06-12. |
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