Texas Instruments TI-92 – Original 1995/96 – ROM 1.12 Original Texas Instruments TI-92 programmable graphing calculator, fully tested and working correctly. The calculator has been carefully checked across its main functions, including algebra, graphing, geometry and 3D applications. The unit runs ROM Version 1.12 dated 05/02/96, the final ROM version released for the original TI-92. The calculator retains its original protective front cover. All batteries have been replaced with new ones, including the main AA batteries and the CR2032 backup/memory battery. An unusual collector detail is the engraving “Bendit PE” found on the casing, including the interior/rear parts. Details: • Manufacturer: Texas Instruments • Model: TI-92 • Type: Programmable graphing/CAS calculator • ROM: Version 1.12 – 05/02/96 • Display: 240 × 128 monochrome LCD • Processor: Motorola 68000, 10 MHz • Power: 4 × AA + 1 × CR2032 • Made in Taiwan R.O.C. • Dimensions: approx. 21 × 12 × 3.4 cm • Weight: approx. 500 g • Accessories: original protective front cover • Batteries: all replaced with new ones • Condition: Very good vintage condition, fully functional; visible scratches and engraved markings on the rear casing, as shown in the photographs A particularly interesting early Texas Instruments calculator for collectors of vintage computing, calculators and educational technology. Worldwide shipping. Shipping fee includes professional carefully packaging to ensure safe and secure delivery.