If you are interested in building your very own RPN calculator you might be interested in a new project published to the Instructables website this week by member Shiura. Using a CNC machine, the ...

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 ...

What does a hacker do when he or she wants something but can’t afford it? They hack one together, of course. Or, in the case of [Ramón Calvo], they thoughtfully plan and prototype. [Ramón Calvo] ...

Hp is replacing the 32SII with the 33S soon. It should be released next month. I stumbled on it while searching for an NCEES legal RPN calculator to use in place of my 48GX.<BR><BR>Walmart had an ad ...

Interarchy 5.0 (formerly Anarchie) is an FTP file transfer and network information utility. This release adds a new feature called FTP Disk, which allows the user to access files on frequently used ...

Editor’s note: Also see Ken Coffman’s blog: The HP15C returns as an iPhone app. With the emergence of hand-sized computers, calculators have lost some of their former prominence, yet they continue to ...