Audison Thesis THG 3.0 II Steel Mesh Grilles for Orchestra Voce Midrange SpeakerTHESIS THG 3. 0 II Grilles Optional mesh grilles for TH 3. 0 II Voce THESIS Transparency, a direct inheritance of the HV venti, is the principle that inspired the creation of Thesis speakers, born with the ambitious goal of giving voice to the pure musical message of Thesis electronics. The search for the best acoustic result was based on overcoming the intrinsic limits of traditional loudspeakers. Through a finite element simulation software (FEM)