Lab

security alarm

An interactive LED, transistor, resistor and LDR circuit built in the DCACLab online simulator by asala mohamed.

Preview of security alarm
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× Resistor (999 mΩ)
  • 1× LED
  • 1× Transistor
  • 1× LDR
  • 1× Buzzer

Tags

Transistor Buzzer Resistor Battery LED LDR

About

By asala mohamed
Saved December 24, 2024 · updated January 15, 2026
948 views
Page: dcaclab.com/circuits/79085-security-alarm-1

Embed this circuit

<iframe src="https://dcaclab.com/experiments/79085-security-alarm-1/iframe" width="560" height="410" frameborder="0"></iframe>

Cite: mohamed, a. (2024). security alarm. DCACLab. https://dcaclab.com/circuits/79085-security-alarm-1

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