PCs use a soundcard to generate audio through speakers or headphones. In the majority of PCs, this is built onto the motherboard, although some still have a separate card that plugs into the motherboard. You can improve the sound capabilities of your computer by fitting a new soundcard. They are available both as external USB adapters or internal expansion cards that fit into one of the white PCI slots inside the case. Read the full workshop at www.computeractive.co.