Deriving from the initial, essential gesture featuring the interval of a tritone -common to all the pieces in the series- in natural harmonics, the main echo showcases the full-bodied tone and captivating range of the tenor saxophone.

Between classical and jazz tenor sounds, a melodic discourse develops over various tone colors and sound production techniques.

The echoes take a microtonal turn as they start reechoing the inharmonic multiphonics punctuating the phrases. As the echo finally...