The Sound Machine of the Inland Empire Youth Band Home Page!. The Sound Machine of the Inland Empire Youth Band, was based in the Chino/Ontario area, was an independent band that serves music and pageantry students in Southern California. Membership was open to all students 13 thru 21 years of age.. Marching band, brass, woodwinds, percussion, color guard, flags, music education, Summer Bands International, show bands, drum and bugle corps, trumpet, clarinet, flute, saxophone, trombone, mellophone, french horn, baritone, tuba, sousaphone, snare drum, tenor drum, bass drum, cymbals, marimba, xylophone, vibes, pit percussion, parades, field shows, competition, pride, excellence, marching, spirit, uniforms, Southern California, Ontario, Chino, Chino Hills, Pomona, Upland, . .