Seals Electronics -- History Seals Electronics came out early with this ROM card as
well.
The board would accept up to 16 1702-A or 5203 EPROMS. Each
1702-A had its own Vgg clocked for low power consumption. The board
could be set to any 4K boundary in the 64K address space. You could
also add from 0 to 8 wait states.