A large installed base of powered speakers from a defunct manufacturer and a dwindling supply of working remote controls. Sounds like nightmare fuel for an AV professional – unless you take matters ...

Looking for a simple circuit to control the light intensity of Light Emitting Diodes (LEDs) or similar lighting sources? Here is an Arduino based circuit with three independent pulse width modulated ...

In the quest to add some mood lighting in his basement, [Mohonri] found an infrared wireless remote that is able to control several RGB LED strips. The only problem with this remote is the inability ...