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Hot on the heels of yesterday’s FSR tutorial, Limor and Phil continue their Sensor Tutorial series with another crystal-clear exposition of a component, this one on the photocell (aka CdS, LDR, photoresistor). Great stuff, guys. Thanks!


Gareth Branwyn

Gareth Branwyn

Gareth Branwyn is a freelancer 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 for Boing Boing and WINK Books. And he has a new best-of writing collection and “lazy man’s memoir,” called Borg Like Me.