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A Beginner's Guide to Circuits by Øyvind Nydal Dahl

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7THE PARTY LIGHTS

THIS CIRCUIT CONNECTS MULTIPLE BLINKING LEDS TO MAKE STRING LIGHTS.

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THE CIRCUIT DIAGRAM

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THE PARTS LIST

PART

VALUE

DESCRIPTION

R1

10 kΩ

Standard resistor

R2

100 kΩ

Standard resistor

R3

100 Ω

Standard resistor

C1

4.7 μF

Polarized capacitor

L1 to L6

Red, yellow, or green

Standard LEDs; all must have about the same forward voltage (Vf)

U1

NE555

555 timer IC

ABOUT THE CIRCUIT

If you want to make something cool for a party, this is the circuit for you. It’s a simple way to make several LEDs blink at the same time. ...

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