Artifact Details

Title

R212 transistor

Catalog Number

102718902

Type

Physical object

Date

Circa 1960s/1970s

Manufacturer

Texas Instruments Incorporated (TI)

Identifying Numbers

Model number R212
Other number 7111 On the top of the object.

Dimensions

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

Description

Included is a description card from the Transistor Museum that says, "
Device ID: TI R212 transistor
Type: Germanium PNP alloy junction
Case Color/Style: Gold metal TO-5
Vintage/Date Code: 1960s/1970s
Use: Polaris missle guidance computer
Notes: Military quality device, developed to meet Navy specs for Polaris missle."

Category

Component/Semiconductor/transistor

Collection Title

The Jack Ward Transistor Museum Collection

Credit

Gift of Jack Ward

Lot Number

X7358.2015