Artifact Details

Title

Vacuum tube type 7AK7

Catalog Number

102718312

Type

Physical object

Date

1938 ca.

Manufacturer

Sylvania Electric Products, Inc.

Place Manufactured

US

Identifying Numbers

Model number 7Ak7
Other number 952 On side of tube

Dimensions

overall: 1 1/8 in x 1 1/8 in x 3 in

Description

Object is a vacuum tube with an 8 pin locking base and a plan carton. "M1" is hand written on side of envelope in green.

Category

Component/vacuum tube