The musical route of Out Level started in Merzbau netlabel of Tiago Sousa. With the end of Merzbau, the EP that is now presented as it works (just) to pay tribute to his publisher and curator. Merzbau Guitar Solo EP consists of two long themes with prepared guitar, the instrument has always been the basis of composicional Out Level. It was recorded on 28 April 2009 and serves as another example of exploitation of Out Level of this instrument.