Plasma amplifier for plasma treatment plant

The plasma enhancing for processing device, comprising a driving the glow discharge plasma improve and/or the ignition to deal with, in particular for (8) filled on the coating to the workpiece the device (1,4), at least one a conductive material is made of hollow body (2,5). The hollow body in midspan, so applying the electric signal when the hollow body; at least a specific voltage range and voltage range, and lower of the geometric state of hollow the inner part of the ignition. The hollow body at least one opening, wherein the opening, a load current capable to the is mile of apparatus, in order to make of the plasma ignition and use in a, or the improve the plasma with a a. The device comprises for hollow body and workpiece electric connection mechanism, wherein hollow body basic the workpiece voltage cable.