Xerox Xrx-230 Calculator [hot] Link

They typically use universal twin-spool ribbons.

The mechanical switches can be cleaned with compressed air to remove decades of dust. xerox xrx-230 calculator

The XRX-230 was built during an era where "heavy-duty" meant more than just a marketing slogan. It featured a robust, cream-colored chassis—a hallmark of Xerox design—and a layout that prioritized tactile feedback. They typically use universal twin-spool ribbons

It used a standard two-color (black and red) ribbon. Positive numbers were printed in black, while credits and negative balances were struck in red—literally keeping the user from being "in the red." xerox xrx-230 calculator

The XRX-230 was a 12-digit powerhouse. For professionals handling millions of dollars, the extra decimal precision was a necessity. Key technical features included: