Center Channel Loudspeaker



$ 8000.-

High Performance Front and Center

Center Channel Speakers easily carry the 50+% of center channel info delivered in multi-channel sources. So The CSi A4 has an aimable cabinet to give you placement flexibility and finer sound-tailoring for your high performance home theater system.The CSi A4 incorporate our latest Dynamic Balance Cone drivers and 1-inch tweeters. You're assured classic Polk performance in a design that speaks to today's high-end home décor. True performance art.

    The CSi A4 features the latest generation of Dynamic Balance® polymer composite drivers for smooth wide-range response with low distortion.
  • 1-inch Silk/Polymer Dome Tweeter delivers smooth response and better detail.
  • Magnetic shielding for safe placement near video sources.
  • All-MDF construction creates an acoustically inert cabinet.
  • Acoustically inert stamped driver baskets.
  • Floating anti-diffraction grilles minimize grille diffraction for spacious, 3-dimensional imaging.
  • Neodymium magnet,low-viscosity ferro-fluid cooling, and a heat sink on the back of the magnet, create better power handling and reliability.
  • Gold-plated 5-way binding postinputs (with wide holes for large-gauge bare wire connections) for the most secure connections.
  • Butyl rubber surrounds for high performance durability


Driver Complement
Midrange 2 - 5-1/4" Diameter (13.34cm)
Polymer Composite Dynamic Balance with rubber surround
Tweeter 1 - 1" Diameter (2.54cm)
Silk Polymer Dome Tweeter

Overall Frequency Response 55Hz-27kHz
Lower -3dB Limit 65 Hz
Upper -3dB Limit 26 kHz
Nominal Impedance 8 ohms
Recommended Amplifier Power 20-180 w/channel
Efficiency 89 dB
Inputs 5-way binding posts

Cabinet Size 6-7/8" H x 20" W x 8-3/4" D
(17.46cm H x 50.80cm W x 22.23cm D)
Enclosure Type Vented with dual PowerPort & single Arc Port




Audioteka - Av. Congreso 3333 (C1430AZA) Buenos Aires Argentina - Tel: (011) 4546-2855 - www.audioteka.com.ar - ventas@audioteka.com.ar