# Logitech TrackMan Portable (1991)

> trackball from 1991

**Wikidata**: [Q135904346](https://www.wikidata.org/wiki/Q135904346)  
**Source**: https://4ort.xyz/entity/logitech-trackman-portable-1991

## Summary
The Logitech TrackMan Portable (1991) is a trackball pointing device released by Logitech in 1991. It features a compact design with three push-buttons and a DE-9 connector, designed for portable computing use.

## Key Facts
- Released in 1991 by Logitech, a Swiss-American peripherals manufacturer.
- Model number: T-CC3.
- Uses a DE-9 connector for interface.
- Equipped with three push-buttons for input.
- Lacks a scroll wheel, unlike later trackball models.
- Succeeded by the Logitech TrackMan Portable (1993).
- Classified as a trackball, a type of pointing device.
- Part of Logitech's early trackball product line.

## FAQs
### Q: What is the Logitech TrackMan Portable (1991)?
A: It is a trackball pointing device released by Logitech in 1991, designed for portable computing with a compact form factor.

### Q: What connector does the Logitech TrackMan Portable (1991) use?
A: It uses a DE-9 connector, a standard interface for peripherals at the time.

### Q: Does the Logitech TrackMan Portable (1991) have a scroll wheel?
A: No, it does not include a scroll wheel, relying instead on its three push-buttons for input.

### Q: What is the model number of the Logitech TrackMan Portable (1991)?
A: The model number is T-CC3.

### Q: When was the Logitech TrackMan Portable (1991) released?
A: It was released in 1991.

## Why It Matters
The Logitech TrackMan Portable (1991) represents an early example of portable trackball technology, offering an alternative to traditional mice for users who needed precise cursor control in compact spaces. As one of Logitech's early trackball models, it contributed to the evolution of pointing devices, particularly in portable computing environments. Its design, featuring three push-buttons and a DE-9 connector, reflects the hardware standards of the early 1990s. While it lacks modern features like a scroll wheel, its simplicity and portability made it a practical choice for users of the time.

## Notable For
- Being one of Logitech's early trackball models.
- Compact design suitable for portable computing.
- Use of a DE-9 connector, a common interface in the early 1990s.
- Lack of a scroll wheel, distinguishing it from later trackball models.
- Part of the TrackMan series, which included subsequent models like the 1993 version.

## Body
### Overview
The Logitech TrackMan Portable (1991) is a trackball pointing device designed for portable computing. It was manufactured by Logitech, a company founded in 1981 and known for its computer peripherals.

### Technical Specifications
- **Model Number**: T-CC3.
- **Connector**: DE-9 connector.
- **Buttons**: Three push-buttons.
- **Scroll Wheel**: Not included.
- **Release Year**: 1991.

### Design and Features
The TrackMan Portable (1991) features a compact design, making it suitable for use with portable computers. It includes three push-buttons for input, which was a common configuration for pointing devices at the time. The device uses a DE-9 connector, a standard interface for peripherals in the early 1990s.

### Successor
The Logitech TrackMan Portable (1991) was succeeded by the Logitech TrackMan Portable (1993), which likely included updates and improvements over the original model.

### Display and Recognition
A unit of the Logitech TrackMan Portable T-CC3 is on display at the Musée Bolo, highlighting its historical significance in the evolution of computer peripherals.

## Schema Markup
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