Philharmonic auditions consist of prepared scales and a solo; at the audition you may be also asked to do some sight reading.
Required scales, minimum number of octaves listed (you may choose to play MORE octaves, not FEWER.)
Violin-D Major, 2 octaves AND one octave B flat Major (starting on the A string)
Viola- G Major, 2 octaves, AND one octave B flat Major (starting on the G string)
Cello-G Major, 2 octaves AND one octave B flat Major (starting on the G string)
Bass-G Major, 2 octaves AND one octave B flat Major (starting on the A string)
Flute: F major, 2 octaves
Oboe: D major, 1 octave
Clarinet: A major, 2 octaves
Bassoon : C major, 1 octave
Trumpet: F major, one octave
French Horn: F major, one octave
Trombone: F major, one octave
Tuba: G Major, one octave
Percussion snare rudiments: 9 stroke and 17 stroke roll, flams and flam taps.
Online scale resources: