Cavity Band Rejection Filter

RFecho Cavity Bandstop Filter / Band Reject Filter ( abbreviation: OBR) refer to filters that can pass through most frequency but attenuate some range of frequency to extremely low levels, which is opposite to the concept of band-pass filters. Among them, the notch filter is a special band-stop filter with a very small stop band range and a very high Q Factor. More Cavity Filters

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