Tripod Data System (TDS) Expansion RAM Card for HP48GX Calculators. Take advantage of additional RAM. Develop large programs and store more data in your HP 48GX.
Choose the memory configuration you need. Add to the main memory of the HP 48GX or use it as an electronic disk. For use with HP48GX Port 2.
Save your information, even when you unplug the RAM card from the HP 48GX. Each card is powered by its own long-lasting battery.
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