Figure 7
From: Genesis and mechanisms controlling tornillo seismo-volcanic events in volcanic areas

Sketch of three types of resonators: (a) Helmholtz, (b) tube/conduit, (c) rectangular cavity.
From: Genesis and mechanisms controlling tornillo seismo-volcanic events in volcanic areas

Sketch of three types of resonators: (a) Helmholtz, (b) tube/conduit, (c) rectangular cavity.