NPN transistor

An interactive transistor, resistor, fan and buzzer circuit built in the DCACLab online simulator by Aravind k.

Preview of NPN transistor

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

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What's inside

1× Battery
2× Resistor (999 Ω)
1× Transistor
1× Switch
6× Fan
2× Buzzer
Measured with Multimeter

Tags

Transistor Buzzer Fan Switch Multimeter Battery Resistor

About

By Aravind k
Saved June 04, 2024 · updated January 15, 2026
1,616 views
Page: dcaclab.com/circuits/75145-npn-transistor-4

Embed this circuit

<iframe src="https://dcaclab.com/experiments/75145-npn-transistor-4/iframe" width="560" height="410" frameborder="0"></iframe>

Cite: k, A. (2024). NPN transistor. DCACLab. https://dcaclab.com/circuits/75145-npn-transistor-4

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