Artifact Details Title AC/DC rotary converter for the WISC Catalog Number 102692890 Type Physical object Description The object consists of 3 rotating electrical machines coupled together on a welded fabricated base. Appears to be an AC/DC power supply for the WISC computer. Manufacturer University of Wisconsin, Electrical Engineering Department Place Manufactured U.S. Identifying Numbers Other number 116284 Style number on the master DC motor id plate Other number 159761 Lewis Allis Company number on AC motor id plate Other number 1742 E.E. department nameplate Other number F4D-004 Number on label on crate Other number W 103 A 549 X E.E. department nameplate Dimensions overall: 41 1/2 in x 45 1/2 in x 24 1/2 in Category Component/power supply / battery Credit Gift of Gene M. Amdahl Lot Number X1040.90