# HP-20S

> programmable calculator

**Wikidata**: [Q5635548](https://www.wikidata.org/wiki/Q5635548)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/HP-20S)  
**Source**: https://4ort.xyz/entity/hp-20s

## Summary
The HP-20S is a programmable calculator manufactured by Hewlett-Packard. As an electronic device designed for computation, it belongs to the class of hardware produced by the American information technology company. It is historically linked to the HP-21S, which followed it in the manufacturer's product lineup.

## Key Facts
*   **Product Type:** Programmable calculator.
*   **Manufacturer:** Hewlett-Packard (an American information technology company).
*   **Successor:** The HP-20S was followed by the **HP-21S**.
*   **Manufacturer Origin:** Hewlett-Packard was founded in the United States on July 2, 1939.
*   **Industry Context:** The device is a product of the computer hardware and software industries.
*   **Headquarters Location (Manufacturer):** Palo Alto, United States.

## FAQs
### Q: What type of device is the HP-20S?
A: The HP-20S is classified as a programmable calculator.

### Q: Who manufactured the HP-20S?
A: The device was manufactured by Hewlett-Packard, a major American information technology company.

### Q: What model replaced the HP-20S?
A: The HP-20S was succeeded by the HP-21S, which is also a programmable calculator.

## Why It Matters
The HP-20S represents a specific era in the hardware history of Hewlett-Packard, a company founded in 1939 that became a titan in the computer hardware and software industries. As a programmable calculator, the HP-20S served as a tool for technical and mathematical professionals, contributing to the landscape of personal computation devices developed in the late 20th century.

The device is significant as a predecessor to the HP-21S, marking a step in the evolution of HP's calculator lineage. While Hewlett-Packard eventually grew to employ hundreds of thousands of people globally (302,000 reported in 2014), products like the HP-20S illustrate the company's foundational roots in producing precise electronic hardware for engineering and calculation purposes. This model remains a part of the brand's extensive portfolio of electronic instrumentation and computing solutions.

## Notable For
*   **Programmability:** Distinguished as a programmable calculator, allowing users to store and run sequences of operations.
*   **Brand Heritage:** Being a product of Hewlett-Packard, a company established in 1939 and headquartered in Palo Alto, California.
*   **Product Lineage:** Serving as the direct predecessor to the HP-21S model.
*   **Hardware Classification:** falling under the broad category of computer hardware industry products.

## Body
### Product Overview
The HP-20S is an electronic device classified as a **calculator**. Specifically, the Wikidata description defines it as a **programmable calculator**. It is a physical piece of computer hardware designed to perform complex mathematical operations that can be automated via programming.

### Manufacturer Profile
The HP-20S was produced by **Hewlett-Packard** (often referred to as HP).
*   **Company Type:** American information technology company.
*   **Founding:** HP was founded on July 2, 1939.
*   **Headquarters:** The company is based in Palo Alto, United States.
*   **Industry:** The company operates within the computer hardware, software, and information technology industries.

### Model Succession
According to structured property data, the HP-20S holds a specific relationship with another model in the HP series:
*   **followed_by:** The HP-20S was succeeded by the **HP-21S**.
*   **Related Model:** The HP-21S is also classified as a programmable calculator.

### External Identifiers
*   **Wikidata Description:** Programmable calculator.
*   **Wikipedia Title:** HP-20S.
*   **CommonS Category:** HP-20S.
*   **Freebase ID:** /m/036g2s.