On Thu, Apr 2, 2020 at 11:27 AM dwight via cctalk <cctalk at classiccmp.org>
wrote:
You might dump the ROM and look for ascii strings.
I've wondered if it was possible to glue strops of tape wide enough to
cards for these card readers.
Of course, if they were preformatted, it will be a bit more difficult.
I have a few reels of two-inch video tape which I've used to make crude
magnetic cards for old HP desktop machines.