Orion V Computer

Title

Orion V Computer

Subject

hardware: desktop computer

Description

The DY-4 Orion V Computer, model (?), serial number ORV8023008.

The computer was designed around the the STD-bus architecture and featured two built-in 8" diskette drives. It required an external display and a keyboard (such as the DY-4 VGT-100 or VGT-100H graphic terminals). The Orion V  was offered as a stand alone desktop or as a rack-mountable hardware.

Hardware:
  • CPU: Zilog Z80A
  • RAM: 64 Kbytes expandable to 256 Kbytes
  • diskette drives: double sided, double density diskettes, 600 Kbytes per disk
  • expansion: up to 12 STD bus cards

Software:
  • OS: CP/M 2.2
  • systems: System Debug Monitor

Note: The Orion V in the museum's collection was used at the University of Ottawa and had the assigned name Pegasus.

Creator

DY-4 Systems Inc.

Source

[no text]

Publisher

[no text]

Date

1982[?]

Contributor

[no text]

Rights

[no text]

Relation

DY 4 Collection

Format

[no text]

Language

[no text]

Type

[no text]

Identifier

H.20

Coverage

1982-?

Online Submission

No

Contributor is Creator

[no text]

Files

Citation

DY-4 Systems Inc., “Orion V Computer,” York University Computer Museum Canada, accessed October 6, 2025, https://museum.eecs.yorku.ca/items/show/42.

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