# ST-506

> 5.25 inch hard disk drive, introduced in 1980

**Wikidata**: [Q1927767](https://www.wikidata.org/wiki/Q1927767)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/ST-506/ST-412)  
**Source**: https://4ort.xyz/entity/st-506

## Summary
ST-506 is a 5.25-inch hard disk drive introduced in 1980 by Seagate Technology. It was a pioneering full-height drive that helped establish the standard for early computer data storage.

## Key Facts
- Introduced in 1980 by Seagate Technology
- Part of the full-height 5.25-inch drive form factor
- Classified as a hard disk drive
- Manufactured by Seagate Technology
- Common aliases include ST506, Seagate ST-506, and ST-412
- Related to the ESDI (Enhanced Small Device Interface) standard
- Sitelink count: 12 (indicating moderate online presence)
- Wikipedia title: ST-506/ST-412
- Available in multiple Wikipedia language editions

## FAQs
### Q: What company manufactured the ST-506?
A: The ST-506 was manufactured by Seagate Technology, an American data storage company founded in 1979.

### Q: What was the physical size of the ST-506?
A: The ST-506 was a full-height 5.25-inch hard disk drive, a common form factor for early computer storage devices.

### Q: How does the ST-506 relate to the ESDI standard?
A: The ST-506 is associated with the ESDI (Enhanced Small Device Interface) standard, which was a precursor to modern hard disk interfaces.

### Q: Is the ST-506 still in production?
A: No, the ST-506 was an early model and is no longer produced, having been succeeded by more advanced storage technologies.

### Q: What other names is the ST-506 known by?
A: The ST-506 is also referred to as ST506, Seagate ST-506, and ST-412, among other aliases.

## Why It Matters
The ST-506 was a groundbreaking hard disk drive that played a crucial role in the evolution of computer storage. Introduced in 1980 by Seagate Technology, it was one of the first full-height 5.25-inch drives, helping to establish the standard for early data storage solutions. The ST-506 was part of the ESDI standard, which laid the foundation for modern hard disk interfaces. While it is no longer in production, its legacy continues to influence the development of storage technologies. The ST-506 represents a significant milestone in the history of computer hardware, demonstrating Seagate's early leadership in the data storage industry.

## Notable For
- One of the first full-height 5.25-inch hard disk drives
- Pioneered the ESDI (Enhanced Small Device Interface) standard
- Manufactured by Seagate Technology, a key player in data storage
- Associated with the ST-412 model, another early hard disk drive
- Available in multiple Wikipedia language editions, indicating its historical significance

## Body
### Introduction
The ST-506 is a 5.25-inch hard disk drive introduced in 1980 by Seagate Technology. It was part of the full-height drive form factor, which was common in early computer systems.

### Technical Specifications
- **Form Factor**: Full-height 5.25-inch drive
- **Interface**: ESDI (Enhanced Small Device Interface)
- **Manufacturer**: Seagate Technology
- **Aliases**: ST506, Seagate ST-506, ST-412

### Historical Context
- Introduced in 1980, a key year in the development of computer storage
- Part of the ESDI standard, which influenced later hard disk interfaces
- Manufactured by Seagate Technology, a company founded in 1979

### Legacy
- No longer in production, having been succeeded by more advanced storage technologies
- Wikipedia title: ST-506/ST-412, indicating its historical significance
- Available in multiple Wikipedia language editions, reflecting its global relevance

### Related Entities
- **Hard Disk**: A data storage device that includes the ST-506
- **Seagate Technology**: The American company that manufactured the ST-506
- **Full-Height 5.25-Inch Drive**: The form factor of the ST-506

### Additional Information
- Sitelink count: 12, indicating a moderate online presence
- Wikipedia title: ST-506/ST-412
- Available in Wikipedia languages: commons, cs, de, en, es, fr, it, ja, no, pt

## References

1. Freebase Data Dumps. 2013