Block filter having high-side passband transfer function zeroes

Broadband microstrip filter apparatus having inteleaved resonato

Built-in cross-coupled dielectric filter

Canonical general response bandpass microwave filter

Capacitor arrangements, especially for an electronically tunable

Cavity filter

Cavity filter and multi-coupler utilizing same

Cavity type band-pass filter with comb-line structure

Ceramic band-pass filter

Ceramic band-pass filter

Ceramic band-stop filter

Ceramic bandpass filter

Ceramic bandstop filter

Ceramic bandstop filter

Ceramic block filter having nonsymmetrical input and output impe

Ceramic block filter with bidirectional tuning

Ceramic block filter with co-fired coupling pins

Ceramic filter

Ceramic filter

Ceramic filter having integral phase shifting network