Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
Rockwell KB3204-03 8Bit Isa Modem, Rc144Dp
- 8-bit ISA bus interface for compatibility with older PC architectures.
- Features the Rc144Dp chipset for modem functionality.
- Supports data transfer rates up to 14.4 Kbps.
- Designed for internal installation within a desktop computer.
- Enables dial-up internet access and fax transmission.
- Commonly found in IBM PC/AT and compatible systems.
KB3204-03 isn't on our shelf today — we source it to order. Request a quote and we'll confirm price and lead time within one business day.
Key specifications
See full specs ↓- Interface
- ISA (8-bit)
- Chipset
- Rc144Dp
- Data Rate
- 14.4 Kbps
- Form Factor
- Internal Card
Product details
The Rockwell KB3204-03 is an 8-bit ISA modem designed for data communication. It utilizes the Rc144Dp chipset, indicating a 14.4 Kbps data transfer rate. This modem was commonly used in older PC systems for dial-up networking and fax capabilities.
Technical Information
| Interface | ISA (8-bit) |
| Chipset | Rc144Dp |
Additional Specifications
| Data Rate | 14.4 Kbps |
| Form Factor | Internal Card |
Description
The Rockwell KB3204-03 represents a classic piece of PC hardware from the era of dial-up connectivity. Its 8-bit ISA interface ensured broad compatibility with the prevalent PC and PC/AT systems of the late 1980s and early 1990s. This design choice prioritized accessibility and integration into existing hardware configurations, making it a popular choice for users seeking to add communication capabilities to their computers. At its core, the KB3204-03 is powered by the Rc144Dp chipset, a component specifically engineered for modem operations. This chipset dictates the modem's performance characteristics, most notably its maximum data transfer speed of 14.4 kilobits per second (Kbps). While this speed is modest by today's standards, it was sufficient for the dial-up internet services and fax communications that were the primary use cases during its active period. The modem would typically connect to a standard telephone line via an RJ11 connector. Installation of the KB3204-03 involved inserting the card into an available 8-bit ISA slot on the computer's motherboard. Configuration often required setting jumpers on the card to assign I/O addresses and interrupt request (IRQ) lines, ensuring it did not conflict with other hardware devices. This internal modem card provided a crucial link for users to access online resources, send and receive faxes, and engage in early forms of networked communication.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for KB3204-03.
