Brake Failure Indicator

In this tutorial we are going to make a simple "Brake Failure Indicator Circuit using 555 Timer IC".

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Hardware Required

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• 1x NE555 timer IC
• 2N3906 PNP transistor
• 1x Buzzer
• 2x LEDs (RED, GREEN)
• Capacitor (0.1µF, 1µF)
• Resistors (440K, 1K)
• 9V Battery
• Battery Clips
• Breadboard
• Connecting Wires

Steps

Circuit Diagram