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Welcome to CalcWiki!

Welcome to CalcWiki, a wiki about calculators.

Since June 2024, we have 69 pages, and we need your help!

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If you love calculators too, CalcWiki is your wiki. Feel free to edit, discuss, and help build this encyclopedia about calculators! If you find something that can be improved, try clicking the "Edit" button!

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Alarm Help Development Translation Migration Updates

Calculator brands currently collected

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• DELI
• TAKSUN
• KADIO
• CASIO
• COMIX
• RICHMISS
• YGANO
• JOINUS

Recent New Entries

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• DELI 1554(B Type)
• DELI 1554
• DELI 77550(B Type)
• DELI 837Y
• DELI 837TM
• JOINUS JS-726
• JOINUS JS-2006
• RICHMISS RC-333

Featured Article

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RICHMISS RC-350

Easter egg/BUG：160 alarm clocks and disrupted schedules

1. Switch to alarm mode by pressing Time, then press M to turn on the alarm. Press MR to enter setting mode, use M- and M to set the alarm to 12-10-00, press MR to confirm, and then press M- again to turn off the alarm.

2. Press AC to return to calculation. After calculating 99999999 1 results in an error, press both CE and 1 to clear, then press → five times to delete digits.

3. Press and 1 in sequence, then press =; if an error occurs, press both CE and 1 to clear, press M to clear when an error occurs, and press M once more if another error appears to clear again.

4. Press Unit and % in sequence, then press Time to switch back to alarm mode, press M to turn on the alarm, press MR to enter setting mode, and then press MR twice more to set the alarm number.

5. Finally, you will be able to see 160 alarms; press M- and M to enjoy them. Switch back to date and time by pressing Time, and you will notice that the time has become incorrect.

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