Bytronic Associates
Publisher Information
| Name | Bytronic Associates |
| Address | 88 Russel Bank Road, Sutton Coldfield, West Midlands B74 4RJ |
| Notes |
List of MIA ZX81 Hardware (1)
| # | Description | #Ref | First mention | Link |
|---|---|---|---|---|
| 1 | I/O port | 1 | Sinclair User 3 | [full page] |
