Category: Finished Project
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LED Matrix
I built an LED matrix board for a future project. I designed it so multiple boards can be strung together to form a larger display. I also used SMT for the design. There are no mounting options save for hot melt adhesive. It uses the popular MAX7219 driver chip and one resistor.
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Useless Machine
If you do a Google search for useless machine you will see a bunch of these. I saw several people’s useless machines and I wanted one so, I made one. I used a small servo, 3 AA Batteries, and a simple 555 circuit to control the servo. It was a quick and dirty build but…
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Resistor Grid
The infinite resistor grid problem is interesting and I thought it might look nice on my wall so I built one. I made a quick jig out of wood and went to work. I spent my free time on this for a few weeks. The final piece is not quite as elegant as I had hoped but…
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