Tuesday, May 27, 2008

Speaker buying guide for Polk Audio SurroundBar 50 Surround System (Single Speaker) - Titanium



Enjoy three-dimensional sound for your movies, TV shows, and video games with the Polk SurroundBar50. It uses the same patented technologies found in the original SurroundBar to deliver room-filling, wraparound audio without the need for rear speakers. Plus, it adds two additional drivers for even more enveloping sound from all your audio sources. This décor-friendly single-speaker solution works with any home theatre receiver. And its elegant design matches today's popular flat-panel TVs, especially those with screens 50" or larger.

You can wall-mount the SurroundBar50 right below your TV. Or use the supplied cradle to place this video-shielded speaker on your equipment stand or on top of a big-screen television. The included 15-foot speaker cable comes with colour-coded wires for all five channels to keep setup simple.

For full home theatre impact, pair the SurroundBar50 with a Polk powered subwoofer.




Details:

» video-shielded
» bass reflex (ported) design
» frequency response 80-20,000 Hz (±3dB)
» handles up to 20-150 watts
» sensitivity 90 dB
» 8-ohm impedance
» SDA™ Surround technology delivers 360º wraparound sound from just one speaker
» Dynamic Balance® drivers are laser-tested to help identify and eliminate resonance points for cleaner sound
» three 3/4" Dynamic Balance dome tweeters
» nine 3-1/2" Dynamic Balance woofers
» five sets of 5-way binding posts
» extruded aluminum cabinet virtually eliminates sound-muddying resonance
» anti-diffraction grille for open, spacious imaging
» bracket included for easy wall-mounting
» cradle included
» 15-foot, 10-connector, colour-coded speaker wire included
» optional UL-rated speaker cables recommended for in-wall runs
» 51"W x 4-1/2"H x 5-1/16"D
» warranty: 5 years



Features
Overview: The Polk SurroundBar50 is a great solution for surround sound in situations where you can't, or choose not to, run speaker wires for a multi speaker system. Located above or below your TV, five surround channels (front left, centre, front right, rear right, and rear left) are housed in this one speaker. Each channel can handle up to 150 watts RMS.



SDA Surround Technology: Polk's patented SDA Surround technology means there's no need to install rear speakers. SDA Surround creates a completely immersive experience, as if there were dozens of speakers all around you. This technology is based on fundamental research into the way our ears process sound and perceive the direction of sounds. It uses a patented combination of signal processing and acoustical geometry that complements the spacing between your ears to produce surround sound without the need for rear mounted speakers. Since the SurroundBar50 works directly with the hearing mechanism and requires no special room characteristics, it can deliver a room-filling surround experience in nearly any location in almost any type of room.

Woofers: The SurroundBar50 utilizes nine 3-1/2" Dynamic Balance composite woofers to provide clear, distortion-free midrange, even at high volume levels.

Tweeters: The SurroundBar50 utilizes three high-performance 3/4" Dynamic Balance Silk dome tweeters to deliver clear highs and lifelike imaging.

Enclosure: The SurroundBar50 features a stylishly curved extruded aluminum enclosure in either a black or silver finish to match today's flat-panel televisions. The shape of the heavy-duty non-resonant aluminum enclosure breaks up internal standing wave resonance to give you pure, lifelike sound.

Dual Front Ports: The SurroundBar50's enclosure utilizes dual front ports for superior clean, low distortion-free bass.

Anti-Diffraction Grille And Bezel: The SurroundBar50's anti-diffraction grille and bezel help create open, spacious imaging.

Cradle Mounts: The speaker can be placed above or below your TV using the supplied speaker cradle mounts. The SurroundBar50 comes supplied with two sets of cradle mounts. While on the cradle mounts, the speaker can be aimed up or down slightly toward the listening area. The smaller set of cradles lift the speaker approximately 1/2" above the surface on which it sits while the larger set of cradles lift the speaker up approximately 1-1/4".

Wall Mounting: The wall mounting system consists of two pieces; a wall mounting plate and a speaker mounting bracket. First, the metal plate is mounted to the wall, it's 20" long and has multiple holes so you'll be able to mount it to at least one stud (use two if possible). Mounting screws should be used with a wall anchor if in a stud. Next the Speaker mounting bracket is bolted to the SurroundBar50 using the supplied 10mm bolts. The speaker can be tilted up or down approximately 15° when mounted on the bracket. The bracket mounts the speaker approximately 11/16" away from the wall. The two 10mm" threaded inserts are 13" apart and can be used with different mounting brackets if you prefer.

Speaker Terminals: The SurroundBar50 has five high-quality 5-way binding post input terminals, one each for front left, centre, front right, rear right, and rear left channels. In addition to pin, spade, banana, and dual banana connectors, bare wire up to 11 gauge will fit. You will need to remove a plug inserted in the centre of each post if you wish to use banana plugs.

Colour Coded Wiring: The included 15-foot 10-conductor speaker wire is colour-coded to match the SurroundBar50 terminals and clearly marked for easy hookup.

Video Shielded: The SurroundBar50 is magnetically (video) shielded for safe placement near your TV or computer monitor without causing picture interference.




Technical Details
  • Finish: Titanium
  • Number of speakers: 1
  • Bi-wirable: No
  • Directionality: 5-point/multichannel surround
  • Enclosure materials: Extruded aluminum
  • Powered: No
  • Removeable speaker grilles: Yes
  • Speaker drivers: 10
  • Speaker enclosure type: Sealed (acoustic suspension)
  • Speaker terminals: Binding-post type
  • Speaker type: Single-point surround speaker
  • Transducer type: Cone
  • Audio inputs: 5 x stereo (left/right) speaker-level inputs
  • Audio outputs: 0
  • Phase-invert switch: No
  • Wall-mountable: Yes (using supplied bracket)
  • Weather-resistant: No
  • THX-certified: No
  • Crossover points: Information not available
  • Frequency response (+/- 3 dB): 100 to 20,000 Hz (-3 dB points)
  • Maximum recommended power (average): 125 watts per channel
  • Minimum recommended power: 20 watts per channel
  • Nominal speaker impedance: 8 ohms nominal
  • Sensitivity/efficiency (1 watt @ 1 meter): 89 dB
  • Tweeter (diameter): 3 x.75-inch tweeters
  • Video shielded: Yes
  • Woofers (diameter): 7 x 3.5-inch drivers
  • Speaker mounts included: Yes
  • Item width: 42.625 inches
  • Item height: 4.44 inches
  • Item depth: 5.125 inches
  • Item weight: 25 pounds
  • Shipping weight: 30 pounds
  • Warranty: 5 years parts and labor (to original purchaser)
  • In the box: SurroundBar speaker, 2-piece wall bracket, a center-channel base, mounting screws, 25-foot wire bundle, and a quick-start guide








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