# Hewlett Packard HP-75C
**Wikidata**: [Q12745395](https://www.wikidata.org/wiki/Q12745395)  
**Source**: https://4ort.xyz/entity/hewlett-packard-hp-75c

## Summary
The Hewlett Packard HP-75C is a pocket computer model manufactured by the American technology company Hewlett-Packard. Originally commercialized on September 1, 1982, the device is part of the broader HP-75 series and utilizes a Capricorn family microprocessor.

## Key Facts
*   **Commercialization Date:** September 1, 1982
*   **Manufacturer:** Hewlett-Packard (an American information technology company)
*   **Classification:** Computer model; Subclass of pocket computer
*   **CPU:** Capricorn (family of microprocessors)
*   **Parent Model:** Part of the HP-75 series
*   **Manufacturer Origin:** United States (Headquarters: Palo Alto)
*   **External Identifiers:** Old-Computers.com ID 640; Home Computer Museum ID "Hewlett_Packard_HP-75C"

## FAQs
### Q: What type of device is the Hewlett Packard HP-75C?
A: The HP-75C is classified as a computer model, specifically belonging to the subclass of pocket computers.

### Q: When was the Hewlett Packard HP-75C released?
A: The device was commercialized on September 1, 1982.

### Q: What processor does the Hewlett Packard HP-75C use?
A: The HP-75C utilizes a Capricorn microprocessor, which is part of a family of microprocessors originating from the United States.

## Why It Matters
The Hewlett Packard HP-75C represents a specific era in the evolution of portable computing, bridging the gap between calculators and laptop computers. Released in the early 1980s, it exemplified the industry's push toward miniaturization while maintaining functional computing power through the use of the Capricorn microprocessor architecture. As a product of Hewlett-Packard—a company founded in 1939 and a major force in the computer hardware and software industries—the HP-75C benefited from robust engineering resources and corporate expertise in information technology.

The device is significant for its classification as a "pocket computer," a form factor that allowed professionals to carry computing power in a compact format distinct from the larger "transportable" or "luggable" computers of the same period. Its existence highlights the diversity of the early personal computing market, where various form factors competed before the standardization around modern laptop and desktop designs. The HP-75C remains a point of interest for computer history preservation, documented in museums and vintage computing archives.

## Notable For
*   **Form Factor:** Being a distinct model of "pocket computer," offering more functionality than a standard calculator in a portable size.
*   **Architecture:** Utilizing the Capricorn family of microprocessors, a specific architecture used by Hewlett-Packard.
*   **Pedigree:** Being manufactured by Hewlett-Packard, a foundational company in the US computer hardware industry established in 1939.
*   **Timeline:** Its release in late 1982 placed it at the forefront of the early 80s boom in personal and portable electronics.

## Body
### Device Specifications and Classification
The Hewlett Packard HP-75C is a specific computer model that falls under the subclass of pocket computers. It is a constituent part of the HP-75 computer series. The system is powered by a CPU from the **Capricorn** family, a class of microprocessors developed in the United States.

### Commercialization and Release
The HP-75C was officially commercialized on **September 1, 1982**. It was produced by **Hewlett-Packard**, a major American information technology company. At the time of the HP-75C's release, Hewlett-Packard was headquartered in Palo Alto, United States, and operated within the computer hardware, software, and information technology industries.

### Historical Context
The manufacturer, Hewlett-Packard, was founded on July 2, 1939. By the time the HP-75C was released in 1982, the company was well-established as a leader in technology. While specific sales figures for the HP-75C are not detailed in the source material, the device is preserved in historical records, identified by the **Home Computer Museum** and listed with an ID of **640** on **Old-Computers.com**.

### Imaging and Documentation
Visual records of the device are available, including an image file hosted on Wikimedia Commons specifically for the HP-75C (DSCN0119). The device has a low sitelink count (1) on Wikidata, with content available in the Serbian language wikipedia (sr), indicating specific regional or niche documentation.