But let's stay with the current that flows from the power socket to the resonant mode power supply, which shows up as a rather expensive switching mode power supply variant that operates with a sine wave instead of the usual square wave and thus not only produces less interfering noise, but also noise that is easier to filter out. In each of the feed lines to the power supply there is a so-called "Active Cable Tesla Coil", a circuit that detects spikes respective voltage peaks from the mains, and by generating an inverted pulse thus almost completely eliminates the spike. Thanks to this circuitry, the Ansuz Acoustics PowerBoxes and PowerSwitches are said to have a positive effect on the sound of an audio system even when their voltage supply or their function as LAN switches are not being used.
If that isn't enough, the end of the cables to the power supply feature two "Anti-Arial & Resonance Coils", which are supposed to prevent them from acting as antennas. This is achieved by winding the ends of the cable into a coil, first in one direction and then in the other, with the individual windings twisted together. Thanks to these bifilar windings, standing waves cannot occur, thus avoiding the cables to act as high frequency antennas. Most notable are the sixty "Active Tesla Coils" both on the main board and the pickaback board, which are intended to actively counteract noise. The number of "Active Square Tesla Coils" is even much higher: 138 square coils made of conductor tracks on both sides of the boards filter out high-frequency radiation, while some of them serve as a kind of sensor for the active noise suppression circuits. Even if Michael Børresen does not disclose his noise reduction techniques in every detail, it should have become clear that Ansuz Acoustics relies on very autonomous and sometimes complex solutions for the PowerSwitch.
What was just for the Melco switch should also be equitable for the Ansuz switch: a reasonable period of time for breaking-in. Before I listened to the PowerSwitch D-TC Supreme in comparison to my personal reference, the SOtM sNH-10G in conjunction with the 10 megahertz clock sCLK-OCX10 for clocking the switch, it had a whole three weeks, interrupted only by a short stopover in the photo studio, to collect operating hours. As usual, the connection to router, Melco and Auralic Aries is provided by the tried and tested Goebel Lacorde Statement Ethernet cables. The PowerSwitch is connected via an Audioquest Tornado to the Niagara 1000, which serves as the mains supply for all digital components. The positioning, however, I have not yet optimized at this early stage. I will report about the influence of Ansuz' Darkz feet any time soon. At the moment, the PowerSwitch rests on the Melco on its standard, not necessarily high-grade looking feet, where usually the SOtM switch has its reserved space in the mostly fully booked Artesania equipment support.
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