Today's technology has made Rife's equipment totally obsolete. Anybody using equipment based on Rife's circuitry has greatly reducing capabilities and options. Today's quasi-resonant switch mode technology is used to create space-age equipment un-imaginable in Rife's time. Generating high power, high frequency, high voltage is easy and reliable.
Here is a Spectrum Analyser connected to an antenna picking up Rife frequencies broadcast through the air from an Ultra BT-HFPCM2 controlled by a BCX Ultra:
Here is a screen shot of the Spectrum Analyser:
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