The $5 Cracker Box Amp
Build this workable little practice amp in about an hour.
Continue ReadingBuild this workable little practice amp in about an hour.
Continue ReadingMake the cub scout rocket derby a blast.
Continue ReadingInside your webcam is an imager chip with thousands of sensors, each much smaller than a hair. Replace the lens with an LED, place a sample directly on the the chip, and you have a lensless microscope capable of streaming live video of plankton or other microorganisms to any display.
Continue ReadingThrough its one meaningless act of defiance, it speaks volumes.
Continue ReadingMicrocontroller night light illuminates meaty issues.
Continue ReadingWalkie-talkie actuator lets everyone pose without rushing.
Continue ReadingExplore the fine art of making Frankenmice.
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