Editing Felt (section)

===Musical instruments===
Many musical instruments use felt, often as a [[Shock absorber|damper]].<ref name="Winer2012">{{cite book|author=Ethan Winer|title=The Audio Expert: Everything You Need to Know About Audio|url=https://books.google.com/books?id=TIfOAwAAQBAJ&pg=PA629|date=12 November 2012|publisher=CRC Press|isbn=978-1-136-12614-7|pages=629–}}</ref> On drum cymbal stands, it prevents metal-on-metal contact between the stand, fastener, and cymbal, protecting the cymbal from cracking and ensures a clean sound. It is used to wrap [[Bass drum#Strikers|bass drum strikers]] and [[Timpani#Sticks and mallets|timpani mallets]].<ref name="Pinksterboer1993">{{cite book|author=Hugo Pinksterboer|title=The Cymbal Book|url=https://books.google.com/books?id=bR4LAQAAQBAJ&pg=PA88|date=1 January 1993|publisher=Hal Leonard|isbn=978-1-4768-6639-0|pages=88–}}</ref> Felt is used extensively in pianos, notably wrapping the striking face of wooden hammers. The density and springiness of the felt contributes heavily to a piano's tone.<ref name="Schweizer2010">{{cite book|author=Steven L. Schweizer|title=Timpani Tone and the Interpretation of Baroque and Classical Music|url=https://books.google.com/books?id=L9mXbcOcawgC&pg=PA13|date=28 June 2010|publisher=Oxford University Press|isbn=978-0-19-975041-2|pages=13–}}</ref><ref name="Giordano2016">{{cite book|author=Nicholas J. Giordano|title=Physics of the Piano|url=https://books.google.com/books?id=xcRjDQAAQBAJ&pg=PT113|date=8 September 2016|publisher=OUP Oxford|isbn=978-0-19-250663-4|pages=113–}}</ref> As the felt becomes grooved and "packed" with use and age, the tone suffers.<ref name="Palmieri2004">{{cite book|author=Robert Palmieri|title=The Piano: An Encyclopedia|url=https://books.google.com/books?id=Kr6TAgAAQBAJ&pg=PA161|date=1 June 2004|publisher=Routledge|isbn=978-1-135-94964-8|pages=161–}}</ref> Felt is placed under the keys of an [[accordion]] to control touch and key noise; it is also used on the ''pallets'' to silence notes not sounded by preventing air flow.<ref name="Wickens1987">{{cite book|author=David C Wickens|title=The Instruments of Samuel Green|url=https://books.google.com/books?id=Ht-uCwAAQBAJ&pg=PA44|date=1 December 1987|publisher=Palgrave Macmillan UK|isbn=978-1-349-09059-4|pages=44–}}</ref><ref name="Ord-Hume1978">{{cite book|author=Arthur W. J. G. Ord-Hume|title=Barrel organ: the story of the mechanical organ and its repair|url=https://books.google.com/books?id=ocYXAQAAIAAJ|year=1978|publisher=A. S. Barnes, Incorporated|isbn=978-0-498-01482-6}}</ref><ref name="Young1947">{{cite book|author=Thomas Campbell Young|title=The Making of Musical Instruments|url=https://books.google.com/books?id=FMFQAQAAMAAJ|year=1947|publisher=Oxford University Press}}</ref> Felt is used with other instruments, particularly stringed instruments, as a [[Damping (music)|damper]] to reduce volume or eliminate unwanted vibrations and sounds.