Basics of ReverbCassette Tape SchemeChladni Patterns on Vibrating PlatesChorus Pedal ElectronicsComposition of Harmonic CurvesDelay and Echo on “Hey!”Frequency Modulation SeriesFrequency Spectrum Visualisation (Random Words)Guitar Harmonics SoundwavesLissajous Figures from Harmonic MotionOscilloscope Waveforms from Audio CircuitsReverberation in an enclosed roomSound Wave Diffraction and Reflection DiagramsStanding Wave Interference Patterns