NPN 01

An interactive LED, transistor, resistor and battery circuit built in the DCACLab online simulator by chumpol kongchum.

Preview of NPN 01

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

2× Battery
2× Resistor (2.01 kΩ, 222 Ω)
2× LED
1× Transistor
2× Switch

Tags

Transistor Switch Resistor Battery LED

About

By chumpol kongchum
Saved August 26, 2025 · updated January 15, 2026
945 views
Page: dcaclab.com/circuits/85043-npn-01

Embed this circuit

<iframe src="https://dcaclab.com/experiments/85043-npn-01/iframe" width="560" height="410" frameborder="0"></iframe>

Cite: kongchum, c. (2025). NPN 01. DCACLab. https://dcaclab.com/circuits/85043-npn-01

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