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IBM 60X5621 5140 PC Convertible Internal Modem
- Product Type: Internal Modem
- Brand: IBM
- Model/Part Number: 60X5621
- Compatibility: IBM PC Convertible
- Functionality: Provides dial-up modem communication
- Interface: Connects internally to the PC Convertible's expansion bus
- Technology: Likely a 2400 bps or 1200 bps modem
- Purpose: Enables data transmission over telephone lines
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Product Overview
The IBM 60X5621 is an internal modem designed for the IBM PC Convertible. This component provided early dial-up networking and communication capabilities for the portable computer.
Technical Information
| Part Number | 60X5621 |
| Brand | IBM |
| Device Type | Internal Modem |
Additional Specifications
| Compatibility | IBM PC Convertible |
| Function | Dial-up Data Communication |
Product Description
The IBM 60X5621 is a specific internal modem card manufactured by IBM for use with its pioneering IBM PC Convertible portable computer. Released in the late 1980s, the PC Convertible was one of the first attempts at a true laptop computer, and connectivity options were limited. This internal modem was a crucial accessory that allowed users to connect to remote computer systems, bulletin board systems (BBS), and early online services via standard telephone lines. As an internal component, the 60X5621 would have plugged into an expansion slot within the PC Convertible, taking up valuable space but providing integrated functionality. The modem's speed would have been typical for the era, likely operating at 1200 or 2400 bits per second (bps). This allowed for the transmission and reception of data, enabling tasks such as sending and receiving electronic mail, accessing remote databases, and participating in online discussions. Owning the IBM 60X5621 today would be of interest primarily to collectors or enthusiasts of vintage computing hardware. It represents a piece of technological history, showcasing the evolution of portable computing and telecommunications. Its functionality is entirely obsolete by modern standards, but it remains a significant component for anyone restoring or studying the IBM PC Convertible.
