Investigation of the effect of paulownia (Paulownia fortunei) wood on the baglama sound box properties

Makaleler > Tam Makale · 2026

Yazarlar: Ümit ÇİÇEKÇİOĞLU

Mobilya ve Ahşap Malzeme Araştırmaları Dergisi, Hakemli Üniversite Dergisi, Uluslararası, Scopus, 2026, cilt 9, ss 76-87

DOI: 10.33725/mamad.1869843

Özet

<p>This&nbsp;study&nbsp;investigated&nbsp;the&nbsp;use&nbsp;of&nbsp;paulownia&nbsp;(<em>Paulownia&nbsp;fortunei</em>)&nbsp;wood,&nbsp;a&nbsp;different&nbsp;type&nbsp;of&nbsp;wood&nbsp;commonly&nbsp;used&nbsp;in&nbsp;baglama&nbsp;construction,&nbsp;in&nbsp;the&nbsp;construction&nbsp;of&nbsp;the&nbsp;baglama&nbsp;sound&nbsp;box&nbsp;(boat).&nbsp;Sound&nbsp;analysis&nbsp;of&nbsp;a&nbsp;baglama&nbsp;made&nbsp;of&nbsp;paulownia&nbsp;wood&nbsp;revealed&nbsp;that&nbsp;the&nbsp;peaks&nbsp;of&nbsp;the&nbsp;F1&nbsp;envelope&nbsp;at&nbsp;the&nbsp;moment&nbsp;of&nbsp;resonance&nbsp;were&nbsp;measured&nbsp;as&nbsp;-58.89,&nbsp;-77.47,&nbsp;and&nbsp;-79.53&nbsp;dB&nbsp;on&nbsp;the&nbsp;lower,&nbsp;middle,&nbsp;and&nbsp;upper&nbsp;free&nbsp;strings,&nbsp;respectively.&nbsp;Furthermore,&nbsp;the&nbsp;wave&nbsp;amplitude&nbsp;onset&nbsp;times&nbsp;were&nbsp;determined&nbsp;to&nbsp;be&nbsp;8,&nbsp;5,&nbsp;and&nbsp;7&nbsp;ms&nbsp;on&nbsp;the&nbsp;lower,&nbsp;middle,&nbsp;and&nbsp;upper&nbsp;free&nbsp;strings,&nbsp;respectively.&nbsp;According&nbsp;to&nbsp;the&nbsp;results&nbsp;of&nbsp;3D&nbsp;Fourier&nbsp;Spectrum&nbsp;analysis&nbsp;of&nbsp;the&nbsp;tone&nbsp;signal&nbsp;on&nbsp;the&nbsp;same&nbsp;string,&nbsp;it&nbsp;was&nbsp;determined&nbsp;that&nbsp;the&nbsp;fundamental&nbsp;frequency&nbsp;nl&nbsp;of&nbsp;the&nbsp;lower,&nbsp;middle,&nbsp;and&nbsp;upper&nbsp;free&nbsp;strings&nbsp;had&nbsp;a&nbsp;quite&nbsp;strong&nbsp;signal&nbsp;structure,&nbsp;but&nbsp;the&nbsp;subsequent&nbsp;n2&nbsp;and&nbsp;n3&nbsp;peaks&nbsp;had&nbsp;lower&nbsp;amplitudes&nbsp;than&nbsp;the&nbsp;initial&nbsp;signal.&nbsp;In&nbsp;the&nbsp;3D&nbsp;Fourier&nbsp;Spectrum&nbsp;analysis&nbsp;of&nbsp;the&nbsp;middle&nbsp;free&nbsp;strings&nbsp;signal,&nbsp;it&nbsp;was&nbsp;determined&nbsp;that&nbsp;n4&nbsp;had&nbsp;a&nbsp;higher&nbsp;amplitude&nbsp;than&nbsp;n1&nbsp;and&nbsp;n2.&nbsp;The&nbsp;sound&nbsp;analyses&nbsp;obtained&nbsp;in&nbsp;this&nbsp;study&nbsp;indicated&nbsp;that&nbsp;paulownia&nbsp;wood&nbsp;could&nbsp;be&nbsp;used&nbsp;as&nbsp;an&nbsp;alternative&nbsp;to&nbsp;the&nbsp;woods&nbsp;of&nbsp;traditional&nbsp;tree&nbsp;species&nbsp;used&nbsp;in&nbsp;the&nbsp;construction&nbsp;of&nbsp;the&nbsp;baglama&nbsp;sound&nbsp;box.&nbsp;</p>

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