A digital amplifier requiring a high precision feedback control of a pre-determined electrical output power level to be provided by the digital amplifier, the amplifier comprising a power source for generating the pre-determined electrical output power level, the amplifier further comprising: a digital input adapted for receiving a digital input signal, the digital input signal representing the pre-determined electrical output power level, characterized in that the digital amplifier further comprises: a bias generator for generating as a bias signal an analogue reference power level controlled by the digital input signal, a feedforward controller operatively coupling the digital input and the bias generator, the feedforward controller being adapted for digitally controlling the bias generator by emulating an output power generation characteristics of the power source, wherein the emulating of an output power generation characteristics comprises emulating the power source' s dynamic amplification behavior at high precision, and the feedforward controller being configured to allow the digital input signal to control the reference power level generated by the bias generator, a sensor adapted for measuring a first actually generated electrical output power level provided by the power source, a subtractor adapted for calculating a first power level difference between the first actually generated electrical output power level and the analogue reference power level, an analogue-to-digital converter adapted for converting the first power level difference into a digital power level difference value, a combiner adapted for providing a combined digital signal by adding the digital power level difference value to a feedforward signal, that represents a digital prediction of the actually generated electrical output power level and being input to the bias generator for generating the analogue reference power level, wherein the power source is adapted for providing a second actually generated electrical output power level after a correction by an error signal that represents the difference between the pre-determined electrical output power level represented by the digital input signal and the combined digital signal. a bias generator for generating as a bias signal an analogue reference power level controlled by the digital input signal, a feedforward controller operatively coupling the digital input and the bias generator, the feedforward controller being adapted for digitally controlling the bias generator by emulating an output power generation characteristics of the power source, wherein the emulating of an output power generation characteristics comprises emulating the power source' s dynamic amplification behavior at high precision, and the feedforward controller being configured to allow the digital input signal to control the reference power level generated by the bias generator, a sensor adapted for measuring a first actually generated electrical output power level provided by the power source, a subtractor adapted for calculating a first power level difference between the first actually generated electrical output power level and the analogue reference power level, an analogue-to-digital converter adapted for converting the first power level difference into a digital power level difference value, a combiner adapted for providing a combined digital signal by adding the digital power level difference value to a feedforward signal, that represents a digital prediction of the actually generated electrical output power level and being input to the bias generator for generating the analogue reference power level, wherein the power source is adapted for providing a second actually generated electrical output power level after a correction by an error signal that represents the difference between the pre-determined electrical output power level represented by the digital input signal and the combined digital signal.