Brass instrument

The sound of a brass instrument made of tubing wrapped into a coil with a flared bell. A modern French horn includes valves to control pitch by routing air into extra sections of tubing.

The sound of a high-pitched brass instruments played by blowing air through almost-closed lips, producing a "buzzing" sound that starts a standing wave vibration in the air column inside the instrument.

The sound of a brass instrument that includes a telescoping slide mechanism that varies the length of the instrument to change the pitch.

The sound of a brass instrument distinguished from a trumpet by its conical bore, more compact shape, and mellower tone quality.

The sound of a simple brass instrument with no valves or other pitch-altering devices. All pitch control is done by varying the player's embouchure.