b'Presentation and demonstration of two Guitares Berdah (guitaresberdah.com) by musician Hugo Martin (coursdeguitaremoderne.fr) in the presence of luthier Michel Berdah. Guitares Berdah demo concert Sound, video and edit: Philippe Camus The Guitar Channel podcast The audio version of the video is available in the podcast on iTunes, Spotify\\xa0and below: About the demo concerts As always,'