Artifact Details

Title

Vacuum tube type 2D21

Catalog Number

102729017

Type

Physical object

Manufacturer

Radio Corporation of America (RCA)

Place Manufactured

U.S.

Identifying Numbers

Other number JRC 2D21 Printed in white on side of tube
Part number 2D21 Printed in grey on side of tube

Dimensions

overall: 2 1/8 in x 3/4 in x 3/4 in

Description

Both tubes have 7 connector pins. The RCA logo and "MADE IN THE U.S.A." are printed in white on the side.

Category

Component/vacuum tube

Lot Number

X1040.90