Title
Dual DC Sense Amplifier 4553B system building block
Catalog Number
102629861
Type
Physical object
Description
The board is densely populated with various components and wires, which are surrounded by an aluminum frame and a blue plastic 22 pin male connector. At the end opposite the connector there are four insertion points, two are red and two are black.
Date
1965 ca.
Manufacturer
Digital Equipment Corporation (DEC)
Identifying Numbers
Model number |
4553B |
Printed on the solder side at the insertion end |
Other number |
4553 |
Stamped into the side of the frame |
Serial number |
0115443 |
Stamped into the side of the aluminum frame |
Dimensions
overall: 1/2 in x 4 1/2 in x 10 1/2 in
Category
Component/module