4x Serial Card Costronic RTA-03C (II)
| Technical details | |
| Name: | RTA-03C (II) |
| Company: | CosTronic |
| Chipset: | 4x Winbond W86C450 |
| Bus: | ISA 8 bit |
| Connectors: | 4x serial (2 internal, 2 external) |
| FCC-ID: | ? |
| Manufactured: | 1996 |
Socketed UART chips allow quick replacement and upgrade.
