A radio frequency power amplifier system comprising; a first and a second input port; a main amplifier having an input and an output; a first auxiliary and a second auxiliary amplifier having respective inputs (109, 129) and outputs (110, 128) wherein a ratio of an input signal provided by the second input port over an input signal provided by the first input port is the same as a ratio of a gain provided by the second auxiliary amplifier over a gain provided by the first auxiliary amplifier; an internal load connected to the output of the first auxiliary amplifier; a feedback network having an input end connected to the output of the first auxiliary amplifier and an output end connected to the input of the first auxiliary amplifier, wherein the feedback network is configured to linearize the first auxiliary amplifier; and, a feedforward amplifier having an input and an output wherein the feedforward amplifier is configured to provide a gain such that its output signal has the same amplitude but opposite phase as the output signal of the main amplifier; wherein; the inputs (107, 109, 129) of the main amplifier and the auxiliary amplifiers (102, 122) are interconnected with the first input port at a common input node; the first input port and the feedback network output end are connected to the common input node via a subtractor; the output of the second auxiliary amplifier and the second input port are interconnected with the input of the feedforward amplifier at a common node wherein the common node is a subtractor and wherein the input signal provided by the second input port is subtracted from the output signal of the second auxiliary amplifier at the subtractor; the outputs (130, 108) of the feedforward amplifier and the main amplifier are interconnected at a common output node wherein the common output node is a summator which adds the outputs (130, 108) of the feedforward amplifier and the main amplifier thereby resulting in an output signal of the radio frequency power amplifier system which is linearized; and wherein; the main amplifier is a replica of the first and second auxiliary amplifiers (102, 122) with an increased gain; and the second auxiliary amplifier is a replica of the first auxiliary amplifier. a first and a second input port; a main amplifier having an input and an output; a first auxiliary and a second auxiliary amplifier having respective inputs (109, 129) and outputs (110, 128) wherein a ratio of an input signal provided by the second input port over an input signal provided by the first input port is the same as a ratio of a gain provided by the second auxiliary amplifier over a gain provided by the first auxiliary amplifier; an internal load connected to the output of the first auxiliary amplifier; a feedback network having an input end connected to the output of the first auxiliary amplifier and an output end connected to the input of the first auxiliary amplifier, wherein the feedback network is configured to linearize the first auxiliary amplifier; and, a feedforward amplifier having an input and an output wherein the feedforward amplifier is configured to provide a gain such that its output signal has the same amplitude but opposite phase as the output signal of the main amplifier; the inputs (107, 109, 129) of the main amplifier and the auxiliary amplifiers (102, 122) are interconnected with the first input port at a common input node; the first input port and the feedback network output end are connected to the common input node via a subtractor; the output of the second auxiliary amplifier and the second input port are interconnected with the input of the feedforward amplifier at a common node wherein the common node is a subtractor and wherein the input signal provided by the second input port is subtracted from the output signal of the second auxiliary amplifier at the subtractor; the outputs (130, 108) of the feedforward amplifier and the main amplifier are interconnected at a common output node wherein the common output node is a summator which adds the outputs (130, 108) of the feedforward amplifier and the main amplifier thereby resulting in an output signal of the radio frequency power amplifier system which is linearized; the main amplifier is a replica of the first and second auxiliary amplifiers (102, 122) with an increased gain; and the second auxiliary amplifier is a replica of the first auxiliary amplifier.