WElectronic circuit
WAmplifier
WAnalog front-end
WAnalog-to-digital converter
WAudio filter
WBarkhausen stability criterion
WBoucherot cell
WBrokaw bandgap reference
WCharge-pump phase-locked loop
WChopper (electronics)
WClamper (electronics)
WClipper (electronics)
WComparator
WElectronic component
WCycloconverter
WDecoupling (electronics)
WDigital buffer
WDigital-to-analog converter
WElectrical impedance
WElectrical resonance
WElectrical termination
WElectronic filter
WElectronic lock
WFrequency mixer
WGalvanic isolation
WHybrid integrated circuit
WLimiter
WLumped-element model
WManhattan wiring
WMesh analysis
WMOSFET Gate Driver
WNodal analysis
WPassive sign convention
WPhase detector
WPull-up resistor
WPulse generator
WPush–pull output
WRegenerative circuit
WSample and hold
WSchmitt trigger
WStripline
WSupernode (circuit)
WSupervisory circuit
WSupply voltage supervisor
WTrue RMS converter
WUnbalanced circuit
WVideo decoder
WVideo line selector
WVienna rectifier
WWarsaw rectifier
WWindow detector