Description
Colorado 026-328 Rev B 8-Bit ISA Jumperless Tape Controller 1MB/s DB37
8-bit ISA half-length tape controller card for QIC (floppy-compatible) tape drives. Transfers data at 1 MB/s read and 500 KB/s write via DB37 connector.
Specifications & What's Included
- Brand: Colorado Memory Systems
- Model: 026-328 Rev B
- Bus: 8-Bit ISA (half-length card)
- Data Transfer: 1 MB/s read, 500 KB/s write
- Connector: DB37 (37-pin D-Sub)
- Drive Interface: Floppy-compatible QIC tape
- Controller Chip: NEC MS2077AA-1
- Jumperless configuration
- Manufactured in United States
- Card only; no cable or drive included
Applications
This controller type was used for tape backup on IBM PC/XT and compatible systems running DOS and early Windows. QIC tape drives were common archival storage for business and technical environments through the 1990s. The jumperless design simplified configuration for system integrators and end users.
Condition: Used
This Colorado 026-328 Rev B 8-bit ISA Jumperless Tape Controller has been inspected and appears to be in good used condition. The PCB is clean with no visible cracked traces, burnt components, or heavy corrosion. The DB37 bracket connector shows light surface wear and scuffing consistent with normal use and removal. The bracket itself has minor marks but is straight and undamaged. All visible ICs are seated properly with no bent pins observed. The board was pulled from a working environment. Card only — no cable or tape drive is included. Please view our photo set and contact us if you have any questions.
This Colorado 026-328 Rev B 8-bit ISA Jumperless Tape Controller has been inspected and appears to be in good used condition. The PCB is clean with no visible cracked traces, burnt components, or heavy corrosion. The DB37 bracket connector shows light surface wear and scuffing consistent with normal use and removal. The bracket itself has minor marks but is straight and undamaged. All visible ICs are seated properly with no bent pins observed. The board was pulled from a working environment. Card only — no cable or tape drive is included. Please view our photo set and contact us if you have any questions.
Warranty Information
We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information
Brand: |
Colorado Memory Systems |
Model: |
026-328 |
MPN: |
026-328 |
Secondary Model: |
820-330 |
Hardware Revision: |
Rev B |
Type: |
8-Bit ISA Tape Controller Card |
SKU: |
13021 |
Condition: |
Used – Pulled from Working Environment |
Bus Interface: |
8-Bit ISA |
Form Factor: |
Half-Length ISA Card |
Data Transfer Rate (Read): |
1 MB/s |
Data Transfer Rate (Write): |
500 KB/s |
Connector Type: |
DB37 (37-pin D-Sub) |
Drive Interface: |
Floppy-compatible tape (QIC) |
Jumper Configuration: |
Jumperless |
Main Controller Chip: |
NEC MS2077AA-1 (date code 1988) |
Logic ICs: |
PAL20L8ANC, PAL16L8ANC, DM74LS244N, DM74LS161AN, DM74LS245N |
Internal Power Connector: |
4-pin Molex-style header (J1) |
Internal Tape Header: |
34-pin flat cable header |
Country/Region of Manufacture: |
United States |
Compatible With: |
IBM PC/XT and compatibles with 8-bit ISA slot |
Seller Notes: |
Card only; no cable or drive included. Rev B PCB silkscreen confirmed in photos. |
Condition Notes: |
Colorado 026-328 Rev B ISA Tape Controller in good used condition. PCB is clean; DB37 connector shows light surface wear. Pulled from a working environment. Card only — no cable or drive included. Please contact us with any questions. |
