Artifact Details

Title

Vacuum tube type 4EJ7

Catalog Number

102731051

Type

Physical object

Place Manufactured

Japan

Identifying Numbers

Model number 4EJ7 Printed in silver ink around the circumference.

Dimensions

overall: 2 3/8 in x 7/8 in x 7/8 in

Description

This is a sharp-cutoff pentode in a 9-pin miniature glass envelope.

Category

Component/vacuum tube