Maplin ROM Box

Amstrad Expansion System aka Maplin ROM Card

• MAPLIN PROJECTS BOOK 18 - Amstrad Expansion System Part 1: an external ROM card system for the Amstrad
• MAPLIN PROJECTS BOOK 19 - Amstrad Expansion System Part 2: describes the 6 x 8-bit parallel I/O Port and PSU Card
• MAPLIN PROJECTS BOOK 20 - Amstrad 8 Bit Input Port

Pictures

• Error creating thumbnail: Unable to save thumbnail to destination
  ROM Box with ROMs
• Error creating thumbnail: Unable to save thumbnail to destination
  ROM Box
• Error creating thumbnail: Unable to save thumbnail to destination
  ROM Box and photocopy of how-to build manual
• Error creating thumbnail: Unable to save thumbnail to destination
  Connected showing ROMs

Manual

Maplin ROM-Box Manual (pdf)