www.microwavejournal.com/articles/21664-highly-selective-notch-filter-22r7-15805-x80s11
Highly Selective Notch Filter: 22R7-1580.5-X80S11
February 21, 2014
Reactel part number 22R7-1580.5-X80S11 is a highly selective cavity notch filter which eliminates GPS, GLONASS, COMPASS and BeiDou signals simultaneously while allowing a passband up to 3000 MHz.
Reactel manufactures a wide variety of notch filters which are perfect for co-location interference; please contact the factory with your specifications.