Category: Sound and Multimedia
Manufacturer: Dell Corporation
Caution Level: intermediate
Operating System: Windows 95/98/2000/2003/NT/XP
Latest Version / Release Date: 5.10.4946.0 / 06 Feb 2009
The SigmaTel High Definition Audio CODEC is an audio device produced by Dell Corporation. Sound card are also alternatively known as audio cards. They are expansion cards which are used to assist in the input as well as output of audio signals either to a computer or from one under computer program control. Some of the uses of sound cards involve giving the audio component of the multimedia applications such as in composing music, the editing of video as well as audio, entertainment such as in games and educations. Most of the computers come with an in- built sound capability but for some, they will need a sound card to enable them to have an audio capability. Sound cards will typically have a digital to analog converter which enables the conversion of recorded digital data to an analog format. Standard interconnects facilitate the connection of output signals to external devices such as amplifiers or headphones.
Unless you update your drivers regularly you may face hardware performance issues.
To check your drivers you should manually verify every device on your system for driver updates
Sound cards such as the SigmaTel High Definition Audio Codec must have certain compulsory features such as multiple sound chips which enable it to give a much faster data rate as well as have several concurrent functionalities, for example, digital sound production vis-√†-vis synthesized sounds such as in real-time music generation. Multi-channel DACs enable digital production of sound. A good number of sound cards also have line in connectors which work with signals from various sound sources such as cassette tape recorders. Sound cards are very useful as they have enabled computers to be able to produce a wide range of real sounds which are of high quality other than the typical computer beep. They are polyphonic, which means that they have several sounds which can be played simultaneously as well as independently. Sound cards have been able to give games 3-D audio, and to give DVDs surround audio playback. It is highly recommended you run a free registry scan for and SigmaTel High Definition Audio CODEC errors before installing any driver updates.