# HP-22S

> calculator by Hewlett-Packard

**Wikidata**: [Q5635553](https://www.wikidata.org/wiki/Q5635553)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/HP-22S)  
**Source**: https://4ort.xyz/entity/hp-22s

## Summary
The HP-22S is a scientific calculator manufactured by Hewlett-Packard. It was released in 1988 as part of HP's line of programmable calculators. The device features a single-line LCD display and supports various mathematical functions including trigonometry, logarithms, and statistics.

## Key Facts
- Manufactured by Hewlett-Packard, an American information technology company founded in 1939
- Released in 1988 as a programmable scientific calculator
- Features a single-line LCD display for showing calculations
- Supports scientific functions including trigonometry, logarithms, and statistical calculations
- Part of Hewlett-Packard's calculator product line
- Has aliases including HP22S and HP 22S
- Freebase ID: /m/03dnwf
- Wikipedia title: HP-22S
- Commons category: HP-22S
- Available in multiple Wikipedia languages including English, Spanish, Hausa, and Polish

## FAQs
### Q: What type of calculator is the HP-22S?
A: The HP-22S is a scientific calculator manufactured by Hewlett-Packard, designed for advanced mathematical calculations including trigonometry, logarithms, and statistics.

### Q: When was the HP-22S released?
A: The HP-22S was released in 1988 as part of Hewlett-Packard's line of programmable calculators.

### Q: What are the main features of the HP-22S?
A: The HP-22S features a single-line LCD display and supports various scientific functions including trigonometry, logarithms, and statistical calculations.

## Why It Matters
The HP-22S represents an important milestone in Hewlett-Packard's calculator development history, offering users a portable scientific computing device during the late 1980s. As part of HP's calculator line, it provided students, engineers, and scientists with a reliable tool for complex mathematical calculations before the widespread adoption of personal computers and smartphones. The calculator's design and functionality reflect the technological capabilities of its era, demonstrating how handheld devices could handle sophisticated mathematical operations. Its inclusion in HP's product catalog also shows the company's continued commitment to providing specialized computing tools for professional and educational markets.

## Notable For
- Being part of Hewlett-Packard's long-standing calculator product line
- Offering scientific calculation capabilities in a portable format
- Featuring a single-line LCD display typical of calculators from its era
- Supporting multiple languages on Wikipedia pages
- Having a dedicated Commons category for documentation and images

## Body
### Technical Specifications
The HP-22S features a single-line LCD display capable of showing calculation results and entered formulas. As a scientific calculator, it includes functions for trigonometry, logarithms, and statistical calculations. The device uses HP's standard calculator interface and programming logic.

### Historical Context
Released in 1988, the HP-22S came during a period when Hewlett-Packard was a leading manufacturer of scientific and engineering calculators. The calculator represents the company's continued focus on providing specialized computing tools for professional and educational markets.

### Documentation and Resources
The HP-22S has maintained a presence in digital documentation, with images available on Wikimedia Commons and detailed information across multiple Wikipedia language editions. This ongoing documentation suggests continued interest in the device among calculator enthusiasts and collectors.

### Product Line Context
As part of Hewlett-Packard's calculator offerings, the HP-22S fits within a broader product strategy that included various models targeting different user needs, from basic arithmetic to advanced scientific and engineering calculations. The 22S specifically focused on scientific functionality while maintaining the portability expected of handheld calculators.