The disclosure relates to a range extender for a hybrid vehicle configured to be driven by an electric machine. The range extender includes a generator configured to generate electrical energy, an internal combustion engine configured to drive the generator which generates a number N of generator output voltages, and an N-phase rectifier configured to rectify the number N of generator output voltages to form a rectified output voltage. The range extender further includes a direct voltage converter configured to convert the rectified output voltage of the generator.