Texas Instruments TI-1050 – Vintage Electronic Calculator (1977) – Box & Manual Vintage Texas Instruments TI-1050 electronic calculator, introduced in 1977. Tested and fully working. The display shows clearly and all buttons respond correctly. The calculator comes with its original box and instruction manual. A new 9V battery has been installed and the device works as expected. Technical details • Model: TI-1050 • Manufacturer: Texas Instruments • Period: 1977-1978 • Display: 8-digit vacuum fluorescent display • Power: 9V battery • Assembled in Italy • Serial number 809328 Dimensions • Height: 138 mm • Width: 73 mm • Depth: 30 mm • Weight: 147 g Condition Good vintage condition. Signs of age and normal use visible on the keypad and casing. The battery cover tab is broken but the cover closes and functions correctly. Please examine the photos carefully as they form part of the description. This item is sold as a vintage/collectible electronic device. Worldwide shipping. Shipping fee includes professional carefully packaging to ensure safe and secure delivery.