A close-down pop reduction system for a self-oscillating class D amplifier configured to receive an input signal at an amplifier input and to provide an output signal at an amplifier output, said close-down pop reduction system comprising: a forward path coupled between the amplifier input and the amplifier output comprising an attenuator having an input and an output, a compensator having an input and an output, a switching power stage including a comparator, having an input and an output, and a power stage, having an input and an output; wherein the amplifier input is coupled to the input of the attenuator, the output of the attenuator is coupled to the input of the compensator, the output of the compensator is coupled to the input of the comparator and the output of the comparator is coupled to the input of the power stage; a feedback path coupled between the output of the power stage and a feedback node in the compensator, said feedback path comprising a first feedback filter; a signal path coupled between the output of the comparator and a sequence control unit, which signal path includes a close-down timing circuit configured to provide a timing signal for which audible pop noise is minimized; wherein said sequence control unit is configured to: first eliminate the input signal by controlling the attenuator; then increase the switch-frequency of the switching power stage by moving a pole in a transfer function of the first feedback filter; and finally disable the switching power stage at a moment in time within a PWM pulse generated at the output of the comparator of the switching power stage based on said timing signal from said close-down timing circuit. a forward path coupled between the amplifier input and the amplifier output comprising an attenuator having an input and an output, a compensator having an input and an output, a switching power stage including a comparator, having an input and an output, and a power stage, having an input and an output; wherein the amplifier input is coupled to the input of the attenuator, the output of the attenuator is coupled to the input of the compensator, the output of the compensator is coupled to the input of the comparator and the output of the comparator is coupled to the input of the power stage; a feedback path coupled between the output of the power stage and a feedback node in the compensator, said feedback path comprising a first feedback filter; a signal path coupled between the output of the comparator and a sequence control unit, which signal path includes a close-down timing circuit configured to provide a timing signal for which audible pop noise is minimized; wherein said sequence control unit is configured to: first eliminate the input signal by controlling the attenuator; then increase the switch-frequency of the switching power stage by moving a pole in a transfer function of the first feedback filter; and finally disable the switching power stage at a moment in time within a PWM pulse generated at the output of the comparator of the switching power stage based on said timing signal from said close-down timing circuit. first eliminate the input signal by controlling the attenuator; then increase the switch-frequency of the switching power stage by moving a pole in a transfer function of the first feedback filter; and finally disable the switching power stage at a moment in time within a PWM pulse generated at the output of the comparator of the switching power stage based on said timing signal from said close-down timing circuit.