Artifact Details

Description

Two (2) B312 B modules with green board and a blue plastic extraction handle attached by two rivets. The handle reads "DIGITAL EQUIPMENT CORPORATION MAYNARD, MASSACHUSETTS" in raised letters on the solder-side. The board on the solder-side reads "11-71P VARIABLE DELAY LINE B312 B" along the left edge. There are three black inspection stamps, two circles and one triangle. A repeating "W" pattern is printed in red on the board. A thin strip of particle board, painted white, has been glued over the connector fingers on the solder side.

Date

1966 ca.

Manufacturer

Digital Equipment Corporation (DEC)

Identifying Numbers

Model number	B312	Printed in white on face of handle
Other number	23 *	Incised on solder side of handle
Other number	B312B	Printed on solder side of board

Dimensions

overall: 1/2 in x 2 1/2 in x 5 1/2 in

Category

Component/module