Artifact Details

Title

Vacuum tube type 3D21B

Catalog Number

102731478

Type

Physical object

Manufacturer

CBS

Place Manufactured

U.S.

Identifying Numbers

Model number 3D21B Printed in the middle of the glass in silver
Other number 58-26 Printed in red at the base of the tube

Dimensions

overall: 4 1/2 in x 2 3/4 in x 2 3/4 in

Description

The record contains 24 vacuum tubes, type 3D21B, each with an eight pin connector.

Category

Component/vacuum tube