The object is a rack holding eight vacuum tube modules. Each module has sockets for two vacuum tubes. The object also has 22 BNC connectors and five terminal strips. Two vacuum tube modules contain smaller vacuum tubes, type 5965. There are three indicator light assemblies attached to the object. The assembly contains one white light and one red light. The vacuum tube modules have a paper tag attached labeled "E6-6-2" through "E6-6-9".
Date
1951
Identifying Numbers
Other number
E-6-6
Handwritten on a white sticker underneath the bracket.
Other number
E6-E
Etched into a black plastic label on the edge of the bracket.
Serial number
242
Printed in white on the side of one of the brackets.