Listening to some Bach Brandenbergs, I realized that the NBO recorder needed improvement. This covers both soprano and alto range.
http://wikisend.com/download/873152/recorder.zip
Improved recorder
Moderators: MattKingUSA, khz
Improved recorder
Author of BackupBand at https://sourceforge.net/projects/backupband/files/
My fans show their support by mentioning my name in their signature.