Vacuum tube oscillator
Variable attenuation equalizer
Variable attenuation equalizer
Variable bandwidth filter for narrowband noise reduction and...
Variable burst length tdma system
Variable delay device for a polarization mode dispersion...
Variable delay device for optical signals
Variable dispersion compensator and optical transmission system
Variable dispersion compensator and optical transmission system
Variable equalizer
Variable equalizer
Variable equalizers
Variable gain antenna for cellular repeater
Variable group delay compensating unit and variable group...
Variable length audio coding using a plurality of subband...
Variable loop gain in double loop power control systems
Variable phase shifter for adaptive echo cancellers
Variable polarization synthesis active antenna
Variable preemphasis/deemphasis network
Variable rate coder