Variable delay equalizer

Variable delay line

Variable delay line

Variable delay line

Variable delay line having linking electrode with depressions th

Variable delay line system

Variable delay line with microstrip delay elements selectively c

Variable differential phase shifter having a divider wiper arm

Variable differential phase shifter providing phase variation of

Variable directional coupler having movable coupling lines

Variable distributed constant delay line having movable slider c

Variable equalizer

Variable equalizer

Variable equalizer

Variable equalizer

Variable equalizer

Variable equalizer

Variable equalizer

Variable equalizer with independently controlled branches...

Variable filter using fluid dielectric