First 7 notes of "Twinkle, Twinkle Little Star " and the corresponding Spectrogram obtained from MATLAB:
The corresponding spectrogram obtained from GoldWave, notice the two are almost identical.
Listen to "Twinkle, Twinkle Little Star"
first 7 notes
Watch time domain waveform of "Twinkle,
Twinkle Little Star" first 7 notes