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Single Expansion
BASEboard Plus 4
Company
Expansion Systems, USA
Date
1991
Amiga
A500+
Interface
trapdoor slot, Gary socket
32 DIP sockets accept up to 4 MB RAM
1 MB is configured as Chip RAM, 3 MB as Fast RAM
supports 256k×4 DIPs
accepts DIPs in groups of four giving 0.5, 1, 1.5, 2, 2.5, 3, 3.5 and 4 MB configurations
the RAM board connects to the trapdoor slot
an adapter board connects to Gary's socket