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DIY PCB Etching: Overview and Production of Ferric Chloride
I liked the look of the LED-outlined propeller, so I decided I would etch my own PCBs to make it easier to light up all three propellers. I’ve spent the last week researching DIY PCB etching methods...
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DIY PCB Etching: Electrolyzing Salt to Produce Cuprous Chloride
tl;dr: You cannot produce an effective cupric chloride etchant using only salt, copper, and electricity. Yet I spent a week trying to do just that. Essentially, I wanted an effective etchant-producing...
View ArticleDIY PCB Etching: Colors of Compounds and Helpful Links
UPDATE 11/10/11: Although most of these colors are accurate when dealing with concentrated solutions of salt, some are not (e.g., descriptions of copper (I) and (II) chlorides are mixed up). Take it...
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DIY PCB Etching: Collecting Chlorine Gas (Read: DON’T)
tl;dr: There are much more efficient ways in which to produce chlorine gas than by electrolysis, so stop hoping and go buy some hydrochloric acid. I ultimately did not achieve anything practical by...
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