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Intel KB581603/01 56K PCI Fax Modem
- 56K modem technology
- PCI interface
- Internal desktop modem
- Supports data and fax transmission
- Includes RJ-11 connector
- Manufactured by Intel
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Product Overview
The Intel KB581603/01 is a 56K PCI Fax Modem, designed for internal installation in desktop computers. It provides high-speed dial-up connectivity for data and fax transmissions.
Technical Information
| Modem Type | PCI Fax Modem |
| Data Rate | 56kb/s |
| Interface | PCI |
Additional Specifications
| Form Factor | Internal Card |
| Brand | Intel |
Product Description
The Intel KB581603/01 is an internal PCI modem card designed to provide 56Kb/s dial-up connectivity for desktop computers. Utilizing the PCI (Peripheral Component Interconnect) bus, it offers a standard and widely compatible interface for modern PCs of its era. This modem facilitates both high-speed data transmission for internet access and fax capabilities, making it a versatile communication tool. As an internal component, it is installed directly into an available PCI slot on the computer's motherboard. It connects to the external telephone network via a standard RJ-11 port, typically accessible through the computer's rear I/O panel or via an internal cable. The 56K speed, usually adhering to the V.90 or V.92 standards, represented the pinnacle of analog modem performance, offering the fastest possible speeds over traditional phone lines. Intel's involvement in producing such peripheral cards highlights their broader role in the PC ecosystem beyond processors. This modem would have been a common choice for users needing reliable dial-up internet access or fax services before the widespread adoption of broadband technologies. Its PCI interface ensures compatibility with a broad range of systems from the late 1990s and early 2000s.



