Labor

Dark Activated LED Light

An interactive LED, transistor, resistor and LDR circuit built in the DCACLab online simulator by Md. Anisur Rahman.

Preview of Dark Activated LED Light
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

  • 3× Battery
  • 3× Resistor (470 Ω, 2 Ω)
  • 1× LED
  • 1× Transistor
  • 2× Switch
  • 1× Relay
  • 1× Lamp
  • 1× LDR

Tags

LDR Transistor Switch Battery Resistor Lamp LED Relay

About

By Md. Anisur Rahman
Saved November 12, 2022 · updated January 15, 2026
2,177 views
Page: dcaclab.com/circuits/61569-dark-activated-led-light

Embed this circuit

<iframe src="https://dcaclab.com/experiments/61569-dark-activated-led-light/iframe" width="560" height="410" frameborder="0"></iframe>

Cite: Rahman, M. (2022). Dark Activated LED Light. DCACLab. https://dcaclab.com/circuits/61569-dark-activated-led-light

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