Examples of the disclosure include an amplifier system comprising an amplifier having an input to receive an input signal, and an output to provide an amplified output signal, the amplifier having a power level indicative of at least one of the input signal power and the amplified output signal power, and a linearizer coupled to the amplifier and having a plurality of modes of operation including a fully disabled mode and a fully enabled mode, the linearizer being configured to determine the power level of the amplifier, select a mode of operation of the plurality of modes of operation based on the power level of the amplifier, determine one or more linearization parameters corresponding to the selected mode of operation, and control linearization of the amplified output signal based on the determined one or more linearization parameters.