Transistor (1 janv. 1930 – 1 janv. 1941)
Description:
is a device used to send electronic signals. It is composed of semiconductor material usually with at least three terminals for connection to an external circuit.Interaction/exposure to: supermarket registers, any control system
Ajouté au bande de temps:
Date:
1 janv. 1930
1 janv. 1941
~ 11 years
