Characteristic Study #1- Trumpet DuetInstrumentation Trumpet duet Composer Arban arr. Chidester Length 2: 42 Difficulty D Range Low F# to Bb just above staff Endurance 2 Finger technique 2 Counting ability 2 Ensemble difficulty 2 Bruce Chidester Characteristic Study #1 Writing a duet based on this well known etude was a challenge for trying to make it sound as musical as possible demands attention. Each player needs to contribute equally to the performance and by switching the melody