Mouthpiece (brass) Mouthpiece (brass) On brass instruments the mouthpiece is the part of the instrument placed on the player's lips. The mouthpiece is a simple circular opening that leads, via a semi-spherical or conical cavity, to the main body of the instrument. Mouthpieces vary to suit the tone of the instrument. Lower instruments also have larger mouthpieces, to maximize resonance (see pitch of brass instruments). Also, mouthpieces are selected to suit the embouchure of the player, to produce a certain timbre, or to optimize the instrument for certain playing styles. For example, trumpet and trombone mouthpieces are usually semi-spherical whereas French horn
Bazooka (instrument) resemblance to the musical instrument. Bazooka (instrument) The bazooka is a brass musical instrument several feet in length which incorporates telescopic tubing like the trombone. Radio comedian Bob Burns is credited with inventing the instrument in the 1910s, and popularized it in the 1930s. It was also played by jazz musicians Noon Johnson and Sanford Kendrick. From its start within a lipreed mouthpiece – which may consist of nothing but the bare tube or may employ a mouthpiece which is handmade to emulate one from a low brass instrument – the air column expands into a wide length of pipe