Every brass instrument teacher should use a visualizer to help set a pupil's embouchure correctly during the very first lesson.
It shows at a glance when the mouthpiece is too high or too low on the lips
whether the lower jaw recedes
whether the tongue protrudes during the attack
and many other embouchure faults.
• 트럼펫 엠보셔와 버징 연습을 위한 비주얼라이저