|We've got signal, but what the heck is it?
That's your mission. Analyze this bébé.
download the audio file 15.wav.bz2
No need to bunzip2 this file since baudline can automatically uncompress
Setup baudline to be a Web Browser helper application as described in the
Listen to the whole 11 second audio file because there are a number of
different clinks, clunks, and dings. Notice how the cadence changes.
Slow down the audio with the
Play Deck's speed control
and listen for sonic details that would otherwise be missed.
window to focus and maximize the color resolution. An upper -20 dB and
lower -110 dB range is a good starting point.
Use the Kaiser or Gaussian
windows with a high beta
value to improve the time resolution in the spectrogram display.
periodicity bars to make
an accurate time measurement between the clicks. How constant and
repetitive is the mystery signal?
What is it?
Click here for the answer.