The early HP Reverse Polish Notation calculators have a special place in the hearts of engineers and tinkerers as there are lots of projects involving them. They haven’t been produced in decades, but ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is an engineering prototype for ...

Buying broken gear for cheap is time honored hacker tradition, and while we might not always be successful in reviving it, rarely do we come away empty handed. There’s always parts to salvage, and you ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The HP-45, the successor to ...

Hewlett-Packard is marking the 30th anniversary of its HP 12c Financial Calculator today by launching a limited-edition version aimed at nostalgic fans. While the company hasn't won praise for its ...

A year ago, I finally added an example of the very first handheld scientific calculator – the HP 35 – to my collection. If you don’t insist on a pristine unit, they can be had for quite reasonable ...

The original HP 16c launched in 1982 as a calculator programmers could use for coding and debugging. Production stopped in 1989, but Moravia Education has resurrected the HP 16c with a faster ...

Hewlett-Packard (HP) today announced iPhone-app versions of three classic HP calculators: the HP 12c, HP 12c Platinum, and HP 15C. When run in landscape mode, each app uses the original ROM code and ...

You'll find an HP 12c calculator perched on just about any money manager's or financial planner's desk. It's HP's (HPQ) longest- and bestselling product — and the go-to tool for anyone in finance. And ...