Home / diy and crafts / Little collage of my #hp67 repair. One of the segments was missing across the di…

Little collage of my #hp67 repair. One of the segments was missing across the di…

Little collage of my #hp67 repair. One of the segments was missing across the display. So I probed the display logic and indeed one transistor was shorted out. So I replaced the array with a milspec ceramic package and now it’s happily working again.
#vintagecalculator #hpvintage #repair #diy


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