audicity音訊編輯
audacity
http://www.lces.tc.edu.tw/drupal/sites/default/files/libmp3lame-win-3.99.3.zip
可攜版https://www.inote.tw/audacity
原版https://www.audacityteam.org/download/
錄音編輯軟體audicity--(如果要匯出成mp3要下載lame_enc.dll)
消除雜音-->聲音圖示右鍵/錄音裝置/frontmic/增強/雜訊抑制、取消聲音共鳴...
https://lame.buanzo.org/#lamewindl
https://lame.buanzo.org/Lame_v3.99.3_for_Windows.exe
https://lame.buanzo.org/libmp3lame-win-3.99.3.zip