Lab

Simple but impractical demo of series relays, parallel fan/light, and variable resister(potentiomter)

An interactive resistor, potentiometer, relay and lamp circuit built in the DCACLab online simulator by Tim Grey.

Preview of Simple but impractical demo of series relays, parallel fan/light, and variable resister(potentiomter)
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 (4.98 Ω)
  • 1× Switch
  • 4× Relay
  • 2× Lamp
  • 1× Potentiometer
  • 1× Fan
  • Measured with Multimeter

Tags

Battery Switch Relay Lamp Multimeter Fan Resistor Potentiometer

About

By Tim Grey
Saved December 06, 2017 · updated January 15, 2026
2,083 views
Page: dcaclab.com/circuits/11690-simple-but-impractical-demo-of-series-relays-parallel-fan-slash-light-and-variable-resister-potentiomter

Embed this circuit

<iframe src="https://dcaclab.com/experiments/11690-simple-but-impractical-demo-of-series-relays-parallel-fan-slash-light-and-variable-resister-potentiomter/iframe" width="560" height="410" frameborder="0"></iframe>

Cite: Grey, T. (2017). Simple but impractical demo of series relays, parallel fan/light, and variable resister(potentiomter). DCACLab. https://dcaclab.com/circuits/11690-simple-but-impractical-demo-of-series-relays-parallel-fan-slash-light-and-variable-resister-potentiomter

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