Articles (3)
| Title | Author(s) | Publication | Date |
|---|---|---|---|
| Sound Generator for the ZX81 | LISTing Newsletter | February 1997 | |
| Spectrum I/O Controller | LISTing Newsletter | February 1997 | |
| ZX81 Extendi-RAM | LISTing Newsletter | April 1997 |
| Title | Author(s) | Publication | Date |
|---|---|---|---|
| Sound Generator for the ZX81 | LISTing Newsletter | February 1997 | |
| Spectrum I/O Controller | LISTing Newsletter | February 1997 | |
| ZX81 Extendi-RAM | LISTing Newsletter | April 1997 |