Hi , Nooby to Arduino here! I am currently building a Pepper's Ghost exhibit. This is an old trick used by magicians and illusionists to make objects appear and disappear on stage ( worth Googling if you haven't heard of it before!). Part of this exhibit requires that one light source has to dim in…

Synchronised Dimming and brightening of 2 x 12v LED strips using an UNO

CrossRoads May 15, 2014, 4:18am 3

PWMs control NPN transistors to connect LED - to Gnd, LED+ to 12V

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