3.5 Sound

?
What are sound waves, and what does it mean?
sound waves are analogue which means constantly changing
1 of 7
What's digital format?
a series of binary numbers
2 of 7
What's a sample?
a measure of amplitude at a point in time
3 of 7
What does the accuracy of an analogue sound wave depend on?
sample resolution and sample rate
4 of 7
What's sample resolution?
the number of bits used to store each sample
5 of 7
What's sample rate?
the frequency with which you record the amplitude of the sound (i.e the number of samples per second)
6 of 7
How do you calculate the size of a sound file?
sample rate x sample resolution x number of seconds = file size of a sample (kB)
7 of 7

Other cards in this set

Card 2

Front

What's digital format?

Back

a series of binary numbers

Card 3

Front

What's a sample?

Back

Preview of the front of card 3

Card 4

Front

What does the accuracy of an analogue sound wave depend on?

Back

Preview of the front of card 4

Card 5

Front

What's sample resolution?

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Computing resources:

See all Computing resources »See all Representing data resources »