Artifact Details

Description

The object is a module with seven (7) tube socket positions and all but positions 1 and 2 are populated; the other positions are blocked off.
The middle tube is large, the rest are small.
The sockets are framed by a metal handle.
Below the sockets is a chassis holding eleven PC boards with passive components, two of which have only a single wire-wound power resistors.
The PC boards are connected to three male parallelogram shaped connectors at the rear.
There are two inspection stamps on the top center of the frame.

Date

nov 1956

Manufacturer

International Business Machines (IBM)

Identifying Numbers

Other number	3087009 000425	Stamped on top center of frame in black ink
Other number	6018 6019	Written on white circular label on left inside of handle
Other number	D 3087009 000425	Printed on first line of paper label on front of handle
Other number	XD B02 P D	Printed on second line of paper label on front of handle

Dimensions

overall: 2 7/8 in x 18 in x 16 1/2 in

Category

Component/vacuum tube

Credit

Gift of the Digital Equipment Corporation

Lot Number

X115.82