Tuba topic

The tuba is the largest and lowest pitched brass instrument. Sound is produced by vibrating or "buzzing" the lips into a large cupped mouthpiece. It is one of the most recent additions to the modern symphony orchestra, first appearing in the mid-19th century, when it largely replaced the ophicleide. Tuba is Latin for trumpet or horn. The horn referred to would most likely resemble what we know as a Baroque trumpet. Prussian Patent No. 19 was granted to Wilhelm Wieprecht and Carl Moritz on... full article at wikipedia