Noises of various origins can spoil the musical pleasure. The causes can be varied. Acoustic Noise strong have their origin in the air flow. These include:
1. the sound is too closed or dull; (typical for (D / A) 2. sound is too open and shrill 3. it rustles (typical for cis / gis) 4. or whistles 5. Undertones (often with A) can be heard, especially when toasting.
They can be corrected by changing the flow accordingly.
Mechanical Noise Mostly arise from a lack of cushioning or unnecessary contact. These include:
1. rattling (typical of Bb) 2. Flapping noises (typically right hand) 3. Vibrations
L&P solution The following 3 methods have proven to be particularly effective.