Technology
Jeri’s Short Circuit: A One-Bit ADC

We love Jeri Ellsworth’s electronics videos and have missed them of late (as she’s made the move from Oregon to Washington to work at Valve Software). She’s baaaaack! And with a cool, simple circuit for building a 1-bit analog-to-digital converter (ADC) using a single flipflop IC (such as a 74LS*) to do the sampling. If you’re still with me, you shouldn’t have any trouble understanding this tricky little circuit and why it’s cool.

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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. And he has a new best-of writing collection and “lazy man’s memoir,” called Borg Like Me.

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