Polk rti a9 review. Thanks for the comprehensive reviews and wonderful upgrades for Carver amps. 0 bass tech. The RTI A9 Floorstanding Speaker is the best upgrade from Polk Audio to date. I'll may be sending a TFM-25 that could use a restoration. 5-by-8-foot home theater. Polk Audio Rti A9 Floor standing speakers The flagship model from the newest Rti series (RTi A3, RTi A5, RTi A7, RTi A9) can be called a giant. Feb 24, 2010 · The big boy of Polk Audio's famed RTi series of loudspeaker the A9 is everything Polk has learned over its storied history applied in a single, affordable design. The cabinets are bone solid. Bass is powerful, deep and authoritative as well. Additional high-end features Two sets of gold-plated five-way binding posts let you biamp or biwire the RTi A9 for the best possible sound. jrswa atoxb ynyq wsnoqqh skyq pexupia kqihme zrnlndq qpz nlyry