You can perform your own authentic-sounding harp glissandos by playing a quick sweep up or down the keyboard white notes, then editing the notes to the right pitches for your music, as shown in these examples. Top left: Example 1. original white-note glissando (C, D, E, F, G, A, B). Top right: Example 2. Notes edited to C minor scale (C, D, Eb, F, G, Ab, Bb). Bottom left: Example 3. Major pentatonic scale of C, D, E, G and A. Bottom right: Example 4. Whole tone scale (C, D, E, F#, G#, A#). Edited notes are marked in red.