NPN Test

An interactive LED, transistor and battery circuit built in the DCACLab online simulator by Jason Doller. Open it to run the simulation and measure it.

Open in the lab Embed The simulation runs as a demo that pauses after two minutes; open it in the lab to keep going.

What's inside

1× Battery
1× LED
1× Transistor

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By Jason Doller
Saved July 03, 2016 · updated January 15, 2026
2,981 views
Page: dcaclab.com/circuits/10898-npn-test

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<iframe src="https://dcaclab.com/experiments/10898-npn-test/iframe" width="560" height="410" frameborder="0"></iframe>

Cite: Doller, J. (2016). NPN Test. DCACLab. https://dcaclab.com/circuits/10898-npn-test

NPN Test

What's inside

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