Artifact Details Title Decimal display module Catalog Number 102630955 Type Physical object Description Brown PCB with two vacuum tubes (at right angles to the PCB) plus two ch The ip sockets (empty). The vacuum tubes are a form of 7-segment display, so this is a two-digit decimal display unit. Date c. 1975 Dimensions 2 x 4 1/2 x 3 1/2 in. Category Component: circuit board / module Credit Gift of the University of California, Davis Lot Number X2523.2003