Power supply system and method for generating an output

Power supply system (2, 20) generating a high-frequency power signal power converter (3, 30) which is connectable to the supply of a plasma or gas laser process with power to a load (6), wherein the power converter (3, 30) at least (a first amplifier path 31, 32) with at least one amplifier (37, 38, 39), and the at least one amplifier path (31, 32) is a by a digital to analog converter (DAC) (41) is supplied generated from a digital signal an analog signal, wherein the DAC (41) includes a logic circuit unit (42) is connected upstream of the DAC for generating input digital signal, and wherein the logic circuit unit (42) • a signal data memory (61), are stored in the signal data values ​​to generate an analog waveform, • an amplitude data memory (62), are stored in the amplitude data values ​​for influencing the amplitudes of the analog signals, • a multiplier (63) for multiplying the signal data values ​​with the amplitude data values having, characterized, in that an adjustable voltage supply (59) is provided, which is connected to the at least one amplifier (37, 38, 39) and those supplied with a voltage.