Artifact Details

Title

Vacuum tube type 4HS8

Catalog Number

102731121

Type

Physical object

Manufacturer

Zenith

Place Manufactured

U.S.A.

Identifying Numbers

Model number 4HS8 Stamped on top of tube in gray
Other number B9 10 25 Stamped on middle of tube in yellow.

Dimensions

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

Description

These are two vacuum tubes, type 4KT6, manufactured by Zenith, with 9 connector pins. Sharp cut-off twin pentode, 4.2 v voltage.

Category

Component/vacuum tube