[[Image:Amstrad Expansion System.jpg|thumb|150px|Amstrad Expansion System]]
== Description ==
The '''Amstrad Expansion System''' aka '''Maplin ROM Card''' is a DIY project by [[Dave Goodman]] and [[John Attfield]].
The Amstrad Expansion System was primarily a '''rom box ''' for the CPC series, but had additional features:
* 128 - 8bit I/O port.