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ARC
®
PORT
A loudspeaker’s internal standing waveresonance canimpart a“thick” or“chesty” character
to the soundof voices.Polk Audio’s patented AcousticResonance ControlPort Systemis tuned
to cancel thisresonance forutterly clear, accurateand naturalmidrange. Seemore about
ARC Port at www.polkaudio.com/catalog/technology/.
polk
technology
WWW.POLKAUDIO.COM 5
LSi9
LSi7
“[Polk has] hit the bull’s-eye with the LSi9. Not only
is it an exceedingly refined, first-class performer, it
has specific sonic qualities that make it stand out
in its price class.”
SoundStage!.com,
April 2002