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IBM 33G8469 2 x Ports ISA + 2 x RS-232 (9-Pin) Wide Area Connector Plug-In Card Serial Network Adapt...
- Interface Bus: ISA (Industry Standard Architecture)
- Number of Serial Ports: 2 x RS-232 (9-Pin)
- Number of WAN Ports: 2
- Form Factor: Plug-In Card
- Application: Legacy serial communication, Wide Area Networking
- Compatibility: Older IBM systems with ISA slots
- Connector Types: DB9 for serial, potentially RJ45 or other for WAN
- Purpose: Connecting to modems, leased lines, or other serial devices
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Product Overview
The IBM 33G8469 is a Wide Area Connector Plug-In Card designed for ISA bus systems. It features two serial ports (RS-232) and two Wide Area Network (WAN) ports, likely for modem or leased-line connectivity.
Technical Information
| SKU | 33G8469 |
| Product Type | Serial/WAN Connector Card |
| Bus Interface | ISA |
Additional Specifications
| Serial Ports | 2 x RS-232 (9-Pin) |
| WAN Ports | 2 |
Product Description
The IBM 33G8469 is a legacy plug-in card designed for older computer systems that utilize the ISA (Industry Standard Architecture) bus. This card provides a combination of serial and wide area network (WAN) connectivity, making it suitable for applications requiring communication with modems, leased lines, or other serial devices in a bygone era of networking. The inclusion of two standard RS-232 (9-pin) serial ports allows for connection to peripherals like terminals, printers, or older network equipment. The two Wide Area Connector ports suggest functionality for establishing connections over longer distances, typically through external modems or direct leased-line connections. This would have been used for dial-up networking, connecting to remote mainframes, or establishing point-to-point communication links before the widespread adoption of Ethernet and TCP/IP for such purposes. The specific type of WAN connector is not detailed but would have been proprietary or a standard of the time. Given its ISA interface, the IBM 33G8469 is a component for historical systems or specialized legacy applications that have not yet migrated to modern hardware. Its primary function was to provide essential communication interfaces for systems that lacked integrated serial or networking capabilities, or required specific types of WAN connectivity.