Artifact Details

Title

Box of gallium arsenide LEDs

Catalog Number

102688698

Type

Physical object

Identifying Numbers

Other number 41 Donor identification number.

Dimensions

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

Description

Donor wrote, "At the same time that silicon technology was progressing through the 1960s and into the 1970s, gallium arsenide semiconductor technology was also advancing, as shown by these solid-state numerical digits. These 14 segment LED (light emitting diode) displays were manufactured by Monsanto, and widely used in solid state numerical presentations." Handwritten on yellow paper is, "ASSY RV7 ON PACKAGE 41."

Category

Component/other

Credit

Gift of SEMI

Lot Number

X4294.2008