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door lock

An interactive battery, relay, switch and fan circuit built in the DCACLab online simulator by Kevin Cahow. Open it to run the simulation and measure it.

Preview of door lock
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

  • 6× Battery
  • 4× Switch
  • 6× Relay
  • 1× Fan

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About

By Kevin Cahow
Saved May 28, 2025 · updated January 15, 2026
825 views
Page: dcaclab.com/circuits/83402-door-lock

Embed this circuit

<iframe src="https://dcaclab.com/experiments/83402-door-lock/iframe" width="560" height="410" frameborder="0"></iframe>

Cite: Cahow, K. (2025). door lock. DCACLab. https://dcaclab.com/circuits/83402-door-lock

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