Filter Company’s line of High Q Bandpass Filter offers
tunable quarter wave cavities in a variety of diameters for
increased Q, selectivity and low loss. Tunability, Fo ±
5%, is achieved using adjustable loops and tunable resonators.
Single, double and triple cavity models are available covering
a broad frequency band of 30 - 950 MHz.
Useful as a receive preselector or to clean up spurious transmit
signals, the High Q Bandpass Filter is also available in custom
configurations and multiplexers to meet your particular requirements.
Temperature stability using an invar tuning rod, and our rugged
low loss construction makes a dependable filter.