Artifact Details

Title

Vacuum tube type 3E29

Catalog Number

102732119

Type

Physical object

Manufacturer

National Union

Place Manufactured

U. S.

Identifying Numbers

Model number 3E29 Printed in white ink around glass envelope.
Other number E-227 Handwritten in silver ink around glass envelope.

Dimensions

overall: 2 1/8 in x 2 1/4 in x 2 1/4 in

Description

This is a double beam-power tube with a 1 + 6 pin septar base and two pins for the plate extending out the top of the envelope. One pin is larger than the others to provide the pin-one orientation. This is a spare tube for Register Driver S/N 6.

Category

Component/vacuum tube
 

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