Varactor tuning circuit having plural selectable bias voltages

Variable capacitance circuit having on/off switch for...

Variable clock delay circuit

Variable Frequency Divider

Variable frequency jitter generator

Variable frequency oscillator

Variable frequency oscillator

Variable frequency oscillator system including two matched oscil

Variable frequency signal generator

Variable frequency synthesizer comprising a sigma-delta...

Variable frequency synthesizer with reduced phase noise

Variable frequency system having linear combination of charge pu

Variable frequency U. H. F. local oscillator for a television re

Variable increment phase locked loop circuit

Variable lock window for a phase locked loop

Variable lock-in circuit for phase-locked loops

Variable pulse width phase detector

Variable rate modulator

Variable speed phase locked loop

Variable-speed phase-locked loop system with on-the-fly switchin