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