decibel? With sound files and animations (页面存档备份,存于互联网档案馆) Conversion of sound level units: dBSPL or dBA to sound pressure p and sound intensity J(页面存档备份,存于互联网档案馆)
Professional Recording. Hal Leonard. 2007: 80 [2016-05-11]. (原始内容存档于2015-03-19). Ross, Michael. Getting Great Guitar Sounds. Hal Leonard. 1998: 39 [2016-05-11]