Waveform (oscilloscope)Output after all effects
Spectrum (what frequencies are present)20 Hz to 8 kHz, log scale
Envelopes over timewhite = amp, orange = filter; the line is your playhead
Filter frequency responsehow loud each frequency passes through
Keys: A W S E D F T G Y H U J K O L P ; play notes. Z / X shift the keyboard octave. Mouse and touch work too.