Original poster: "David Thomson by way of Terry Fritz <twftesla-at-qwest-dot-net>" <dave-at-volantis-dot-org> Hi Vivek, >Have any of you made a Piezo Electric HVDC power Supply? This is a project on my back burner. Buy some Rochelle Salts and grow your own crystals. This is about the best piezo crystal you can grow yourself. Dave