Audio Hardware - Worksheet 2


Sound Card Theory

DIRECTIONS:

Answer the following questions:

1.  If you want to use digital USB speakers, then your CD-ROM drive must support a feature called ________________.

2.  What is the unit of measurement to quantify sound intensity (amplitude)?

2.  How may individual units of intensity (amplitude) can a 16 bit sound card produce?

3.  List the recording sampling rates that should be used for the type of audio depicted.

Audio Type

 Sampling Rate (KHz)

 Telephone quality

 

 Radio quality

 

 CD audio quality

 

4.  Fill in the following table listing the default resources used by a Sound Blaster 16 bit ISA card.

Device

Interrupt

I/O Ports 16-bit DMA 8-bit DMA

 Audio

       

 Midi Port

       

 FM Synthesizer

       

 Game Port