HP-97S. The HP-97S I/O calculator was a crossover from the personal calculators of the Corvallis Advanced Products Division to the larger calculators of the Colorado Calculator Products Division. It was a crossover in price as well, fitting nicely in the price gap between the two model lines.

The HP-67 is a magnetic card-programmable handheld calculator, introduced by Hewlett-Packard in 1976 at an MSRP of $450. [1] A desktop version with built-in thermal printer was sold as the HP-97 at a price of $750. [2] Collectively, they are known as the HP-67/97. [3]

This calculator is an upgraded version of the highly regarded HP-97, featuring enhancements such as a backlit display for improved visibility in low light conditions. The HP-97S boasts a high-resolution, 12-digit, four-line display, which allows for easy data entry and viewing of complex mathematical equations.

2024年8月15日 · This HP 97S programmable calculator works and looks excellent. I tested all the functions including card reader and printer without any issues. This is very good HP collector’s item. HP 97S I/O calculator with BCD I/O Pod (looks excellent with minimal wear) in HP soft case.

2025年2月22日 · Model: -97S, differences from -97A General: Name: I/O Calculator Code-Name: Ricochet Family: Topcat Firsts: serial output, last Topcat Introduction: Date: 1977-12-1 Price: $1375 Discontinuation: Date: ? ... (HP-97A) hp97s (HP-97S) hp100lx (HP100LX) hp100lx2mb (HP100LX2MB) General. Bibliography and addresses; HP48S* \-notation; HP Handheld Users ...

Unlim means limited only by available memory. The HP-97 has a separate features page.

The HP-97S is an ingeniously modified version of the popular HP-97 programmable calculator. The modifications make it possible for the calculator to perform input/output functions. In the pre-PC era, such calculators provided a low-cost means to control laboratory experiments, test equipment, and other electronics.

Free download of a color scan of the English-language book 'HP-97S Installation and Operation Guide' by Hewlett-Packard, which is an owner's manual (user's guide, operating manual, owner handbook) for the HP-97S calculator.

The Hewlett-Packard HP 97S is a programmable calculator with 12 digits precision and RPN (reverse polish notation) logic. It has 108 functions, 71 keys, and an LED (light-emitting diode) display typical of calculators of this era.

Code-named "Kitty Hawk," the HP-97 had large keys and a bright LED (light-emitting diode) display. These features, combined with the ease of saving programs and data on magnetic cards (which themselves were interchangeable with the HP-67 models), made this a popular product for business and technical users.