IBM
Adding RAM to the Tecmar jrCaptain
Adding RAM to the Tecmar jrCaptain
#Adding #RAM #Tecmar #jrCaptain
“NHB Retro”
In this video I upgrade the RAM in my Tecmar jrCaptain from 128K to 256K (512K when both banks are full). This gives my IBM PCjr a boost to 384K, or the full 640K when both banks are populated.
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