To play wind instruments more realistic if you are a keyboard player, a breath-controller is a good option: You select the notes to play with your keyboard, but the sound is triggered and articulated based on your breath.
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== How it is build ==
All parts are laser-cut from a very thin (0.5mm) like acrylic sheet and a thicker (4mm) acrylic plate. The 0.5mm acrylic is more like a foil and much more flexible than the 4mm glass like sheets. These are the files with the laser cut parts made with Inkscape:
* [[:Datei:MembranBreathConttrolThinPlexi.svg ]] for thin (0.5mm) acrylic* [[:Datei:MembranBreathConttrolThickPlexi.svg ]] for thick (4mm) acrylic
<gallery perrow="4" caption="MembraneBreathCtrl assembly">