Polk Audio
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Polk Audio f/x 500i Bipole/Dipole Surrounds — Made in USA, Pair
A genuine mirror-imaged pair, labelled LC and RC, with two driver arrays set 45 degrees apart and a rear-panel switch that flips them between bipole and dipole — locatable effects on the wall behind you, a diffuse field on the side walls, same speakers either way. 19.4 lbs each, half again the weight of the FXi A6 that replaced them, and 2 dB more sensitive. Built in the United States, with keyhole mounts moulded into the cabinet. Very Good condition.
Polk Audio RT55 Bookshelf Speakers – Real Wood, 200W
Two 6.5-inch Dynamic Balance drivers and a 1-inch trilaminate dome tweeter per cabinet, 91 dB sensitive and rated 20 to 200 watts into 8 ohms. Real wood veneer in black, with dual 5-way binding posts for bi-wiring or bi-amping, 35 lbs each. The grilles have been freshly re-clothed. Condition very good.
Polk FXi A4 Dipole Bipole Surround Speakers, Pair
Two 1-inch silk/polymer dome tweeters aimed 45 degrees apart and a 5.25-inch Dynamic Balance woofer in a triangular, side-ported cabinet, with a switch that moves them between dipole and bipole. 88 dB, 8 ohms, 20 to 150 watts, keyhole-slotted for wall mounting. Voice-matched to Polk's RTi and CSi models. Good working condition, fully tested.
Polk Monitor XT35 Center Channel Speaker; Ultra-Low Profile
A one-inch Terylene dome tweeter with four three-inch bi-laminate paper woofers, front-ported, in a cabinet 24.4 inches wide and only 4.2 high — low enough to sit under a screen without covering it. Nickel-plated five-way binding posts, keyhole slots and a 1/4-20 threaded insert for wall mounting. Excellent condition, fully tested.
Large, Heavy TOTL Polk Center Channel w/ Real Wood CSi40
Dual 6.5-inch Dynamic Balance drivers either side of a 1-inch silk/polymer dome, in a real black wood veneer cabinet 22⅝ inches wide and 24 pounds heavy. Response runs to 50 Hz at 91 dB into 8 ohms, and it will take up to 250 watts. Two sets of gold-plated 5-way posts, so biamping or biwiring is open to you. Voice-matched to the Polk RTi series.
Polk Audio PSW350 10″ Front-Firing Powered Subwoofer 260W
A 10-inch front-firing Dynamic Balance woofer on a 100-watt RMS amplifier — 260 watts dynamic — in a dual-rear-ported cabinet good for 25 to 180 Hz. Speaker-level in and out, stereo line inputs and an unfiltered LFE jack, with a variable 60 to 160 Hz low-pass and a phase switch. 37 lbs, black matte. Very good cosmetic condition.
Polk Audio CS245 Center Channel Speaker – 19lbs!
Two 5.25-inch Dynamic Balance mid/bass drivers flanking a 1-inch dome, all video-shielded, with a cascaded second-order crossover at 2 kHz and 900 Hz to keep voices open. 90 dB, 8 ohms, 10 to 180 watts, 52 Hz to 26 kHz. Five-way binding posts, black finish, 16.75 inches wide and 19 lbs. Very good cosmetic condition.
Polk Audio RT15 2-Way Bookshelf Speakers — Versatile & Compact
Two port systems doing different jobs: the flared rear Power Port takes the low end down without the turbulence of a straight tube, while a pair of small ARC ports either side of the tweeter damp cabinet resonance in the midrange. 5.25-inch composite woofer, 0.75-inch silk dome, 89 dB, 8 ohms, 20 to 100 watts. Video-shielded, with a keyhole slot for wall mounting. Good condition.
Polk Audio PSW10 10″ Powered Subwoofer Front-Firing 100W Peak
A 10-inch Dynamic Balance cone in a front-firing ported MDF box with 0.75-inch baffles — 50 watts RMS, 100 peak, and useful output from 35 Hz. Line-level RCA in and speaker-level spring clips, so it will connect to a receiver with no subwoofer output at all. Variable crossover from 80 to 160 Hz, phase toggle, auto on/off. Very good condition.






































