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Adaptec 400076-00 8Bit Isa Mfm Controller
- 8-bit ISA bus interface for compatibility with older motherboards.
- Supports MFM (Modified Frequency Modulation) hard disk drives.
- Provides essential control signals for MFM drive operation.
- Designed for data storage and retrieval in legacy systems.
- Enables connection of up to two MFM drives.
- Low-level formatting and drive parameter configuration capabilities.
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Key specifications
See full specs ↓- Interface
- 8-bit ISA
- Drive Type
- MFM
- Number of Drives Supported
- 2
Product details
The Adaptec 400076-00 is an 8-bit ISA MFM controller designed for older computer systems. It facilitates the connection and management of MFM (Modified Frequency Modulation) hard drives, enabling data storage and retrieval in legacy environments.
Technical Information
| Interface | 8-bit ISA |
| Drive Type | MFM |
Additional Specifications
| Number of Drives Supported | 2 |
Description
The Adaptec 400076-00 represents a crucial component for maintaining and expanding the functionality of vintage personal computers that relied on MFM storage technology. As a controller card, it bridges the gap between the computer's motherboard and the MFM hard drives, translating digital data into the analog signals required by these older drives and vice versa. This controller card adheres to the 8-bit ISA (Industry Standard Architecture) bus, a common standard in early IBM PC and compatible systems. This ensures broad compatibility with a wide range of legacy motherboards. The card's primary function is to manage the read/write operations, seek commands, and data transfer for MFM drives, which were prevalent before the widespread adoption of IDE and SCSI interfaces. Beyond basic connectivity, the Adaptec 400076-00 often included firmware or software utilities that allowed for low-level formatting of the MFM drives, setting up drive parameters, and performing diagnostics. This level of control was essential for optimizing the performance and reliability of MFM storage, making it a vital piece of hardware for users who needed to work with or preserve data on these older systems.
Condition: Refurbished
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Typically 1–2 days handling, 3–7 days in transit.
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Government, enterprise, data center and small business.
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