Synergistic Research Black Box Carbon 211 tubes Euphoria SX is engineered to

Euphoria SX is engineered to divert noise picked up on the cable’s shield to a house-ground with the included wall connector

But be careful

they're sold out

two-channel acoustic field generator

Synergistic Research Black Box Carbon 211 tubes Euphoria SX is engineered toOver a decade ago, Synergistic Research introduced a transformative broad spectrum low frequency resonator array called the Black Box that eliminates bass nodes and room modes while expanding your rooms ability to accurately portray low frequency information and spatial content. Working from the principle that all frequencies in the audible bandwidth are linked through harmonics, the original Black Box balances low frequencies, mid range, and high