Four port phase shifter
Four port waveguide switch
Four stage selectable phase shifter with each stage floated to a
Four way RF power splitter/combiner
Four-drop bus with matched response
Four-phase phase converter
Four-pole monolithic filter held in a container by...
Four-port magic tee having cavity structure at fourth port
Four-port network for separating two signals comprised of doubly
Four-post quadrature coupler suitable for monolithic implementat
Four-terminal network
Four-way non-directional power combiner
Four-way power combiner/splitter
Four-wire, eight-leg bridge
Fractal and space-filling transmission lines, resonators,...
Fractional efficiency coupler
Fragment-tolerant transmission line
Frequency adaptive temperature variable attenuator
Frequency adjustable multipole resonant waveguide load...
Frequency adjustment method of surface acoustic wave device,...