∿
Sound Studio
CLASSROOM VIEW
Open audio lab ↗
⛶ Full screen
1
Sound wave
2
Sampling
3
Sample size & levels
4
Binary codes
5
Channels
6
File size
SAMPLE SIZE / BIT DEPTH
2
bits per sample
→
NUMBER OF LEVELS = 2
n
2
2
=
4
levels
2 ms of a 1,000 Hz tone
UNCOMPRESSED PCM BIT RATE
AUDIO PAYLOAD SIZE
Reveal the calculation
Decimal units: 1 kB = 1,000 bytes. WAV headers add a little extra.
Measured amplitude
→
Nearest allowed level
→
Level number
→
Binary label
Show samples one by one
Next sample →
Show all samples
Show rounding error
WHAT TO NOTICE
ASK THE CLASS
Reveal answer