Artifact Details Title GK52 diode gate 2 module Catalog Number 102730901 Type Physical object Description The object is a one-sided printed circuit board with 47 soldered-on blade connector pins. It has only diodes and resistors as soldered-on components. There is a copyright annotation of "SDS-62". Date c 1962 Manufacturer Scientific Data Systems (SDS) Place Manufactured Santa Monica, Calif. Identifying Numbers Model number GK52 Printed on a label on the extractor Other number 100267B Stamped on the solder side of the board Serial number 075420 Typed on a label on the extractor Dimensions overall: 7/8 in x 6 in x 5 5/8 in Category Component/module Credit Gift of Rudolf F. Wrobel Lot Number X3736.2007