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Optimus

This is a LED blinky sort of, it uses a capacitor for a hearbeat like effect where it dim's down after removing your finger from the two pin's.

I made this because it was unique and I was really curious on how electricty travelled through the human body.

I'm using a extra pair of 2 pin's where you basically keep your finger ontop of the 2 pin's and essentially your finger act's as a resistor and trigger's the darlington pair transistors which let current through so it can light up the lighbulbs!

3D PCB Image


Simulation

It work's using a Darlington pair which essentially amplifies the signal to the transistor's so when you keep your finger which is represented by the 10m resistor the current travel's through and trigger's the darlington pair which then make's the current flow through to the led's, when you take your finger of the capacitor releases excess energy which then create's a sort of dimming effect for a couple of second's!!

Falstad Simulation Gif

Link to Demo


Schematic

Schematic Image

PCB

PCB Image


Thank's @shadow and @cookie with coffee for helping me in the huddle! Also thx @rudy for the amazing guide!

About

This is a PCB project that uses touchpads for triggering a led heartbeat motion! This is for Hackclub #Resolution-Hardware

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