The object is a large metal circuit carrier with a phenolic board mounted underneath. It has 10 vacuum tube sockets,all are populated. Various BNC jacks and two multiconductor connectors are mounted on the top. There are two pairs of indicator lights on the bottom. The labeling of these indicators and many of the BNC connectors suggest that this register has two flip-flops, identified as "A" and "B".
Date
1951
Identifying Numbers
Model number
203
Printed in white in the upper left corner of the board.
Other number
F2-8
Handwritten on a paper sticker on the back of the board.
Other number
Nr3701-bOX3-#7
Handwritten in red on a paper card taped to the board.
Serial number
2
Printed in white in the upper left corner of the board.
