Hi.
Which impermeabilizing material coating would better match the impedance medium transition for a piezoelectric disc microphone to be used underwater, for audio range ?
Plasti-dip, silicone, gel, rubber, latex, epoxy, polyester resin, other ... ?
----> http://cigarboxguitarparts.com/wp-content/uploads/2011/05/piezo1.jpg
Which impermeabilizing material coating would better match the impedance medium transition for a piezoelectric disc microphone to be used underwater, for audio range ?
Plasti-dip, silicone, gel, rubber, latex, epoxy, polyester resin, other ... ?
----> http://cigarboxguitarparts.com/wp-content/uploads/2011/05/piezo1.jpg