Make a logic probe from a syringe

Technology
Make a logic probe from a syringe
syringeProbe.jpg

Just don’t stick yourself!

The tip is razer sharp, easily digging far enough into a pin to hold its place. A finger’s weight on the plunger keeps the probe in place; it has never once slipped to short two pins, as my multimeter’s probe is wont to do.

Syringe Logic Probe [via]

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Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. His free weekly-ish maker tips newsletter can be found at garstipsandtools.com.

View more articles by Gareth Branwyn

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