These are two vintage circuit boards, specifically revisions 2.4 (green) and C.2 (tan), manufactured by MITS Inc. for controlling disk drives with the Altair 8800 microcomputer.
These are two vintage circuit boards, specifically revisions 2.4 (green) and C.2 (tan), manufactured by MITS Inc. for controlling disk drives with the Altair 8800 microcomputer.