Xerox Xrx-230 Calculator -

| Feature | Detail | | :--- | :--- | | | 8-digit green vacuum fluorescent display (VFD) | | Power Source | AC only (built-in power cord) or early models with 4x AA battery compartment + AC adapter | | Logic System | Standard AOS (Algebraic Operating System) | | Arithmetic | Basic four functions (+, -, ×, ÷) | | Memory | One independent memory (M+, M-, MR, MC) | | Percentage Key | Yes (%, often combined with add-on/sell-on functions) | | Constant | Automatic constant for multiplication and division | | Size | Approx. 14 cm × 8 cm × 3 cm (5.5" × 3.1" × 1.2") | | Weight | ~200–250g (7–9 oz) | | Case Material | Plastic (typically beige or off-white front, dark brown or black back) | | Key type | Dome-switch or rubber keypad, non-clicky |

Unlike modern plastic electronics designed for planned obsolescence, the XRX-230 was built to last. Many units found in storage today require nothing more than a light cleaning to function perfectly. xerox xrx-230 calculator

Note: For official, current pricing or availability, please search eBay's product listings for the XRX-230 or similar office supply marketplaces. Key Features of the Xerox XRX-230 | Feature | Detail | | :--- |