Audio Hardware and Sound Cards
With the increase of multimedia applications for PCs, many systems now feature integrated audio hardware. Sound cards with greater 3D audio performance and more options remain popular upgrades. Sound cards can be used for the following tasks:
Digital conversion of prerecorded audio
Playback of CD-ROM or Web-based audio content
Recording of sounds or speech
Voice control and dictation
Text-to-speech (computer “reads” text)
Sound cards and systems with integrated audio have distinctive internal and external features, as you will see in the following sections.
External Features
Systems with integrated audio have two or three jacks for speakers, microphone, and headset or auxiliary output. Some also feature a 15-pin game ...
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