Artifact Details

Title

Vacuum tube type 12HL7

Catalog Number

102730558

Type

Physical object

Manufacturer

International Service Master

Place Manufactured

U.S.

Identifying Numbers

Model number 12HL7 Printed at the top of the tube

Dimensions

overall: 2 5/8 in x 3/4 in x 3/4 in

Description

The record contains two type 12HL7 vacuum tubes. Each is a 9 pin miniature glass pentode tube. There is visible seem in the glass envelope.

Category

Component/vacuum tube