What is a Rife machine or parasite Dr. Hulda Clark zapper? A parasite zapper is a frequency generator that can destroy pathogens like viruses or bacterias to get fit or to handle any infection. Dr. Royal Raymond Rife was great scientist and he found "Cancer Cure That Worked!" (Read the book of the same name). His frequency generators that emit electromagnetic impulses are called Rife Machines or plasma tube machines. Dr. Rife was suppressed for decades with his great method that is available today. Dr. Hulda R. Clark invented an alectronic parasite zapper and Super Ravo Zapper is one of the best Digital Rife & Clark Frequency Generator as is described in the book "The Cure for All Diseases". If you are looking for high quality parasite zapper or digital frequency generator it should be a very durable device with sofisticated functions. Good parasite zapper should contains preselected programs for most of common diseases to give you a comfort of everyday use. We recommend Super Ravo Zapper as it is possible to load it via software by any parasite, bacteria, virus or health problem frequencies as stated in most know frequency lists like Hulda Clark's frequency list or CAFL(Consolidated Anotated Frequency List). Very practical is also a possibility to receive a remote support online in English no matter where do you live. More advatages you can find on official pages www.super-ravo-zapper.com.