3 products

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This cartridge PCB lets you use MMC/SD cards as a removable storage medium for your PCjr and can even replace a hard drive!

Out of stock

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Update your SD-Cart JR with this new boot ROM which supports the use of other hard drives on the system, such as a jr-IDE.


(Approx. $7.90 US dollars)

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Set of 4 PCBs for making your own cartridges for the IBM PCjr computer.


(Approx. $21.32 US dollars)