Doug Spence <ds_spenc(a)alcor.concordia.ca> wrote:
I'm wondering if it would be possible to replace
the RAM in an old PET
with a modern SRAM by use of some kind of plug-in adapter.
I haven't seen the PET schematics, but since the 6550 had multiple chip selects
it might be necessary to wire up a decoder as well as a RAM chip.