TI-89 Titanium Programmable Graphing Calculator by Texas Instruments TEXTI89TITANIUM | OnTimeSupplies.com
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TI-89: Literally a godsend for saving time with trivial algebra and integrals : r/EngineeringStudents
![I've overclocked my Ti-89 titanium from 16mhz to about 23 using a pencil so I can play Tetris even faster : r/overclocking I've overclocked my Ti-89 titanium from 16mhz to about 23 using a pencil so I can play Tetris even faster : r/overclocking](https://preview.redd.it/ive-overclocked-my-ti-89-titanium-from-16mhz-to-about-23-v0-manbavknmiza1.jpg?width=6000&format=pjpg&auto=webp&s=2d5be1ad5fdca546f2f03cf87e481c724ed84a01)
I've overclocked my Ti-89 titanium from 16mhz to about 23 using a pencil so I can play Tetris even faster : r/overclocking
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