RF METHOD TUNING ROD AND JIG FOR AUTO TUNNING RF FILTER

摘要

The present invention provides a method, a tuning rod and a jig for automatically tuning an RF filter. According to an embodiment of the present invention, the tuning rod for automatically tuning an RF filter comprises: an external rod including a body having a cylindrical shape and including an insertion hole formed on one side thereof and an accommodation hole connected to the insertion hole and formed on the other side thereof, an upper stopping protrusion formed on an upper side of the outer circumferential surface of the body, a lower stopping protrusion formed on a lower side of the outer circumferential surface of the body, and a nut coupling unit formed on the inner circumferential surface of a lower side of the accommodation hole; an internal rod which has a rod shape, is inserted into the external rod to insert one side thereof into the insertion hole (a portion of the one side protrudes from the insertion hole), accommodates the other side thereof in the accommodation hole (an end of the other side protrudes from the accommodation hole), and includes a stopping protrusion formed on a portion of the protruding one side and an elastic member support protrusion formed on the other side thereof; and an elastic member accommodated in the accommodation hole of the external rod in a form of enclosing the internal rod, wherein the other end thereof is supported by the elastic member support protrusion of the internal rod.