Mini-Rack C & Mini-Rack D Company ASDG, USA   Date 1987   Amiga A1000   Interface side expansion port   Zorro I expansion chassis two Zorro I slots connects to the A1000 side expansion port 85 watt internal power supply Mini-Rack C does not implement all Zorro signals, most importantly it lacks +12V and -5V unbuffered slots works well with RAM cards (such as ASDG's own 2M and 8M), but not with HD controllers one exception for HD controllers is the Expansion Technologies Escort ST-506 controller card, which does not need the missing signals Mini-Rack D implements all Zorro signals buffered slots