Output devices are essential computer components that present processed information in a usable form. They include monitors ...

On its own, your computer can't make a sound. Digital data from audio and video files needs to be turned into something that our ears can hear, and this requires specialized hardware and sophisticated ...

Joysticks used to be popular with gamers but have slowly been replaced by other types of game controller. In construction, joysticks are used to control machinery such as cranes A digital camera takes ...

Every computing device produces heat in proportion to the electricity it consumes. ENIAC, one of the first room-sized behemoths of the 1940s, used 174 kilowatts to run its vacuum tubes; these days, ...

No sound, microphone muted or profile hangs? Fix audio problems under Windows quickly yourself! Our guide takes you through ...

Experiencing no video, no audio, or flickering video? Learn to diagnose and fix the 5 most common HDMI input problems with ...