Seán Walsh
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Joined February 1st, 2014
6
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Electronics, metalwork, machining and tinkering
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Seán Walsh's Instructables
Converting a 3x AAA Battery LED Light to Li-ion
Converting a 230V AC Bulb to USB Power!
DIY High Efficiency 5V Output Buck Converter!
DIY Adjustable Bench Power Supply Build
Cheap Amplifier Build
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