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timer circuit

An interactive LED, transistor, diode and resistor circuit built in the DCACLab online simulator by Angelo Michel.

What's inside

2× Battery
7× Resistor (1 kΩ, 4.7 kΩ, 47 kΩ, 330 Ω)
2× Capacitor
4× LED
1× Diode
3× Transistor
1× Relay
Measured with Multimeter

Tags

Capacitor Transistor Diode Relay LED Battery Resistor Multimeter

About

By Angelo Michel
Saved March 09, 2025 · updated January 15, 2026
1,039 views

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Tags: Capacitor Transistor Diode Relay LED Battery Resistor Multimeter