A nano-electromechanical systems device operable to sense an alternating magnetic field signal, comprising an electrically conductive membrane trough chip section that is oriented along a first plane, wherein the electrically conductive membrane trough chip section comprises: (a) a thin, electrically conductive membrane in a serpentine shape arrangement having a first end and a second end, (b) a substrate having a non-conductive layer oriented parallel to the first plane, wherein (i) the non-conductive layer comprises a plurality of cavities exposing one or more metal traces on the substrate, and (ii) the thin, electrically conductive membrane is on the non-conductive layer parallel to the first plane such that, due to the serpentine shape arrangement, the thin, electrically conductive membrane bounds the plurality of cavities and provides for a plurality of portions of the thin, electrically conductive membrane to face the one or more metal traces in the plurality of cavities; (c) a first connector electrically connected to the first end of the serpentine shape arrangement; and (d) a second connector electrically connected to the second end of the serpentine shape arrangement, such that current is operable to flow through the thin, electrically conductive membrane between the first connector and the second connector causing each of the portions of the thin, electrically conductive membrane facing the plurality of cavities to deflect in a direction perpendicular to the first plane in the presence of a magnetic field; wherein the device is configured to sense the alternating magnetic field signal based upon sensing of changes of capacitance between the membrane and the one or more metal traces in the plurality of cavities due to the deflection of the membrane facing the cavities. (a) a thin, electrically conductive membrane in a serpentine shape arrangement having a first end and a second end, (b) a substrate having a non-conductive layer oriented parallel to the first plane, wherein (i) the non-conductive layer comprises a plurality of cavities exposing one or more metal traces on the substrate, and (ii) the thin, electrically conductive membrane is on the non-conductive layer parallel to the first plane such that, due to the serpentine shape arrangement, the thin, electrically conductive membrane bounds the plurality of cavities and provides for a plurality of portions of the thin, electrically conductive membrane to face the one or more metal traces in the plurality of cavities; (i) the non-conductive layer comprises a plurality of cavities exposing one or more metal traces on the substrate, and (ii) the thin, electrically conductive membrane is on the non-conductive layer parallel to the first plane such that, due to the serpentine shape arrangement, the thin, electrically conductive membrane bounds the plurality of cavities and provides for a plurality of portions of the thin, electrically conductive membrane to face the one or more metal traces in the plurality of cavities; (c) a first connector electrically connected to the first end of the serpentine shape arrangement; and (d) a second connector electrically connected to the second end of the serpentine shape arrangement, such that current is operable to flow through the thin, electrically conductive membrane between the first connector and the second connector causing each of the portions of the thin, electrically conductive membrane facing the plurality of cavities to deflect in a direction perpendicular to the first plane in the presence of a magnetic field;