Artifact Details

Title

CK718 transistor

Catalog Number

102741178

Type

Physical object

Date

Circa 1952-1955

Manufacturer

Raytheon Company

Identifying Numbers

Model number CK718
Other number 407 On the bottom of the object.

Dimensions

overall: 1/4 in x 5/8 in x 1/4 in

Description

Included is a description card from the Transistor Museum that says, "
Device ID: Raytheon CK718 transistor
Type: Germanium PNP alloy junction
Case Color/Style: Black epoxy
Vintage/Date Code: 1952-1955
Use: Body style hearing aids
Notes: First transistor in volume production. 60+ year old historic device."

Category

Component/Semiconductor/transistor

Collection Title

The Jack Ward Transistor Museum Collection

Credit

Gift of Jack Ward

Lot Number

X7358.2015