Wolf von Langa writes: “Although our power supplies aren’t a tone control, you can adjust the field current in a meaningful way to level each speaker sector (bass, mid-bass, midrange for example) separately. The built-in current source modules guarantee exact adherence to the selected Thiele-Small parameters, independently of the room or chassis temperature. Furthermore, cone assembly’s modulation effects are almost suppressed. The royal road “via regia” in loudspeaker construction. Wolf von Langa makes music reproduction emotional. Listen and feel.”