In this activity, you have learned what transistors are, how they work, and how they can be used to create computers. The following animations show simplified models of an AND gate and an OR gate made of two junction field effect transistors.

AND gate | OR gate

The above are just recorded animations. Click the above button or this link to launch the models.

System requirements: You must have Java Version 5 or higher in order to run this program. Please go to to get the latest Java software, if you are not sure.
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