A tetrachord is a series of four notes
The name comes from tetra (from Greek—”four of something”) and chord (from Greek chordon—”string” or “note”).Tetrachord. (2023, May 18). In Wikipedia. https://en.wikipedia.org/wiki/Tetrachord
The first tetrachord of a C major scale is C, D, E, F. The second tetrachord of the C major scale is G, A, B, and C.
The confidence needed to apply concepts like “four-note grouping” (Bergonzi Vol.1) or “tetrachord” during improvisation can only be developed in studio routines through repetition.
It takes less than 10 seconds to understand what a tetrachord is, that’s as far as words go. Theoretical understanding is the simplest part, once the concept is understood it is advisable to stop thinking words or make mathematical calculations: silence your mind, open your ears. This gives better results.
Apply concepts at any scale to develop trumpet technique and listen carefully to put creativity into action.
Continue practicing the previous lessons