What is the name of the largest brass instrument?

The largest brass instrument is the tuba. It is also the lowest in pitch. Because of its low tone, the tuba serves as the bass in the brass section of orchestras and other musical groups. read more

A brass instrument is a musical instrument that produces sound by sympathetic vibration of air in a tubular resonator in sympathy with the vibration of the player's lips. Brass instruments are also called labrosones, literally meaning "lip-vibrated instruments". There are several factors involved in producing different pitches on a brass instrument. read more