Artifact Details

Title

Vacuum tube

Catalog Number

102718249

Type

Physical object

Description

Object is a 9 pin miniature vacuum tube.

Manufacturer

Westinghouse Elec. Manufacturing Company

Place Manufactured

U.S.

Identifying Numbers

Other number 5R85 On glass envelope
Other number 887 On glass envelope

Dimensions

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

Category

Component/vacuum tube