Magic Smoke
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Valentine LED Chaser

Heart-shaped LED chaser with CD4017B decade counter and 555 astable.

BeginnerFull instructions provided2 hours806
Valentine LED Chaser

Things used in this project

Hardware components

NE555 DIP8 single precision timer
×1
CD4017 DIP16 decade counter with 10 decoded outputs
×1
5mm super bright red LED
×10
Single Turn Potentiometer- 100k ohms
Single Turn Potentiometer- 100k ohms
×1
9V Battery Clip
9V Battery Clip
×1
Capacitor 100 nF
Capacitor 100 nF
×3
Capacitor 1 µF
Capacitor 1 µF
×1
Resistor 10k ohm
Resistor 10k ohm
×3

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)
Hot glue gun (generic)
Hot glue gun (generic)
for strain relief on battery clip leads

Story

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Schematics

Schematic

Credits

Magic Smoke

Magic Smoke

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