What is a bass trombone?
Bass thrombon is a brass tool that plays vibrating lips against the mouthpiece and moving the glass to different positions. Modern bass trombone plays in the key B-FLAT, but has two attachments that change its key, making it thrombon B-Flat/f/e. It is a very versatile instrument, featuring classic orchestras, marching bands, jazz combos and Salsa's music.
All brass tools are made of brass, silver or other type of metal. Everyone is played by vibrating lips on the mouthpiece. In the brass section, the bass trombone is a member of the trombone family, where the pitch usually changes both by the position of the slip and the air pressure adjustment. It has a larger hole than a common tenor trombone, but otherwise it is very similar. Due to similarity, the bass trombone is occasionally called tormon thenor bass or b-flat/f/e trombone. It consists of approximately nine feet (2,74 m) brass hoses of wound around. The body contains two attachments that can expand it to twelve feet (3.66 m) when the valve is connected. When the slide is extended, also pRodle lobsky and reduces the pitch.
Modern bass trombone is an instrument without a transitioner, which means that when plays C, sound is heard C. With the connected valve E can achieve low tones B-flats
At the beginning of the 14th century, a slide was added to the trumpet and created at a athlete, then known as Sackbut. Soon thrombones were made of all sizes and in all keys, from the largest contraver trombone to small, high pilkol thrombons. Thrombon tria Alta, tenor and bass have become a regular part of the orchestra. In the 17th century, the popular instrument became known as the trombone, after the Italian phrase for the "big trumpet".
tool manufacturer in Germany Leipzig, German called C. F. Satire, produced a low trombone in B-Flat with fastening f in 1839.