quiz1
(a) Look at this waveform diagram of five simple tones:
Which tone has the higher frequency B or C?
Which tone has the highest amplitude?
All of these tones are examples of ____________ .
Tones C and E have the same ______ and ______ but have different _________ .
What will we hear if we play tones A and D together?
(If you have difficulty answering the question refresh your memory)
(b) In a waveform diagram (such as this one) what do the X and Y axis represent?
(c1) What about the X and Y axis in a spectrum (such as the schematic one below):
(c2) Can you tell if the sound represented is harmonic or inharmonic?
(d) What do the X and Y axis represent in a spectrogram representation? and what about the colour?
(e) This audiofile contains five tones.
Listen to the file and match each one of the tones to the spectrogram representation below:
1
2
3
4
5