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Adafruit Resistor Helper Tie

Adafruit Resistor Helper Tie

Nope, you can’t get one there, you gotta make it yourself. Unless you are one of those who can remember the entire color code for 4- and 5-band marked resistors (test later on how many possible combinations there are; I’m still working on wiring up CAT-5 correctly), you need the help of a reference chart […]

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PCB Etching Using Toner Transfer Method

PCB Etching Using Toner Transfer Method

What is the fun in making robots if you can’t make your own circuit boards? This PCB etching tutorial describes a step-by-step process to MAKE your own circuit board. There are many tutorials already available on etching. Each method uses different materials and I have used hydrochloric acid and hydrogen peroxide. Did you read acid? […]

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