Artifact Details

Title

Vacuum tube type 7AK7

Catalog Number

102732165

Type

Physical object

Date

1948 ca.

Identifying Numbers

Model number 7AK7 Printed in silver ink on the top of the glass envelope.

Dimensions

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

Description

This is a pentode tube enclosed in a glass envelope with a loctal base. Pin 5 is missing by design. This tube type was specially designed for long life, originally for use in the Whirlwind project. This is a spare tube for Register Driver S/N 6.

Category

Component/vacuum tube

Related Records

102630997 Whirlwind register driver