http://digitalfishphones.com/main.php... - FOR DE ESSING. DOWNLOAD AND ADD THE SPITFISH DLL FILE TO YOUR PLUGINS FOLDER INSIDE YOUR AUDACITY FOLDER. THE EFFECT SHOULD BE AVAILABLE FOR US UPON RESTARTING AUDACITY. PUT THE DEPTH KNOB UP ABOUT 70% AND THEN PLAY AROUND WITH THE SENSE KNOB UNTIL IT SOUNDS NATURAL.
PS: de essing tool does not work with newer versions of Mac OS