Time was, back in the early 1970s, calculator chips were the ultimate proof of semiconductor manufacturing prowess. Many 4-banger (add, subtract, multiply, divide), battery-powered, handheld ...

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 ...

Scott Newell, a contributor to this DEV-monkey blog, clued me into a hack of the HP-20b Business Consultant Financial Calculator. You can find details at HP's Web ...

They long ago outlived every phone, calculator and computer of their generation. These days, you’ll still see them prominently displayed on the desks of many certified financial planners. But if you ...

Hewlett-Packard has given new life to its calculator history through applications for the iPhone and Windows. They're practical, but not cheap. Stephen Shankland worked at CNET from 1998 to 2024 and ...

Former CNET editor Dong Ngo has been involved with technology since 2000, starting with testing gadgets and writing code for CNET Labs' benchmarks. He managed CNET's San Francisco Labs, reviews 3D ...

Nerds of the world jump of happiness, for HP has brought the legendary HP 15C Scientific Calculator and the HP 12C Financial Calculator for the iPhone and iPod touch, complete with custom skins and ...

Roku TV vs Fire Stick Galaxy Buds 3 Pro vs Apple AirPods Pro 3 M5 MacBook Pro vs M4 MacBook Air Linux Mint vs Zorin OS 4 quick steps to make your Android phone run like new again How much RAM does ...

[Michel Jean] asked a question few others might: what exactly is going on under the hood of a classic HP scientific calculator when one presses the ∫ key? A numerical integration, sure, but how ...

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 ...