Q-switched parametric cavity amplifier

Quad switched gain circuit

Quadcomp amplifier

Quadrature envelope elimination and restoration (EER) amplifier

Quadrature offset power amplifier

Quadrature output low noise transconductance amplifier...

Quantized amplifier

Quantum amplifier having passive core and active cladding provid

Quasi auto-zero circuit for sampling amplifiers

Quasi-complementary class B IC output stage

Quasi-linear amplifier with feedback-controlled idling currents

Quasi-linear multi-state digital modulation through...

Quiescent biasing of r-f power transistors for other than class

Quiescent current control circuit for power amplifiers

Quiescent current control for the output stage of an amplifier

Quiescent current setting for an amplifier circuit

Quiet power up and power down of a digital audio amplifier