Artifact Details

Title

8 Bit BCD or Binary Counter 4225D system building block

Catalog Number

102716736

Type

Physical object

Date

1965 ca.

Manufacturer

Digital Equipment Corporation (DEC)

Identifying Numbers

Model number 4225 D Printed on the solder side of the board
Part number 4225 Stamped into the front of the aluminum frame

Dimensions

overall: 1/2 in x 7 in x 4 1/2 in

Description

The board is cover with various active and passive components, surrounded by a blue plastic 22 pin male connector. On the component side in the corner there are two triangular inspection stamps.

Category

Component/module