Reed (mouthpiece) a mandrel for bassoon reeds. Bassoon reeds are wrapped with nylon thread or cotton thread, depending on the musician's preference. Oboe reeds are most commonly tied with nylon thread. Finishing both bassoon and oboe reeds requires the reed-maker to scrape along the cane section of the reed with a scraping knife to specific dimensions and lengths depending on the reed style and the musician's preference. Bassoon and oboe reeds are finished when the reeds play in tune or can make a sufficient "crow"-like noise. Quadruple reed instruments have four reeds, two on top and two on bottom. Examples of this
Oboe to a concert A played by the first oboe. According to the League of American Orchestras, this is done because the pitch is secure and its penetrating sound makes it ideal for tuning. The pitch of the oboe is affected by the way in which the reed is made. The reed has a significant effect on the sound. Variations in cane and other construction materials, the age of the reed, and differences in scrape and length all affect the pitch. German and French reeds, for instance, differ in many ways, causing the sound to vary accordingly. Weather conditions such as