Specifications

LSiM706c

LSiM704c

LSiM702f/x

 

 

 

 

Type

center channel

center channel

surround

 

 

 

 

Tweeter

1" (25mm) enhanced

1" (25mm) enhanced

1" (25mm) enhanced

 

Ring Radiator

Ring Radiator

Ring Radiator

 

 

 

 

Midrange

3 1/4" super cell

3 1/4" super cell

3 1/4" super cell

 

aerated polypropylene

aerated polypropylene

aerated polypropylene

 

 

 

 

Woofer

6 1/2" super cell

5 1/4" super cell

6 1/2" super cell

 

aerated polypropylene

aerated polypropylene

aerated polypropylene

 

 

 

 

Frequency Response

50 Hz - 30 kHz

70 Hz - 30 kHz

55 Hz - 30 kHz

(-3dB limits)

 

 

 

 

 

 

 

Overall Frequency Response

30 Hz - 40 kHz

40 Hz - 40 kHz

40 Hz - 40 kHz

 

 

 

 

Steady State Recommended

20 W - 250 W

20 W - 200 W

20 W - 200 W

Amp Power

 

 

 

 

 

 

 

2.83V Sensitivity

88 dB

88 dB

88 dB

 

 

 

 

Impedance

compatible w/ 8 Ohm outputs

compatible w/ 8 Ohm outputs

compatible w/ 8 Ohm outputs

Orth Crossover

 

 

 

Tweeter/Midrange Crossover

2.8 kHz

2.5 kHz

2.4 kHz

Frequency

 

 

 

 

 

 

 

Midrange/Midbass Crossover

280 Hz

280 Hz

240 Hz

Frequency

 

 

 

 

 

 

 

Tweeter High Pass Slope

18 dB/oct

18 dB/oct

18 dB/oct

(acoustic)

 

 

 

 

 

 

 

Midrange Low Pass Slope

18 dB/oct

18 dB/oct

18 dB/oct

(acoustic)

 

 

 

 

 

 

 

Midrange High Pass Slope

12 dB/oct

12 dB/oct

12 dB/oct

(acoustic)

 

 

 

 

 

 

 

Midbass Low Pass Slope

6 dB/oct

12 dB/oct

12 dB/oct

(acoustic)

 

 

 

 

 

 

 

 

 

 

 

Midrange Enclosure Type

sealed

sealed

sealed

 

 

 

 

Woofer Enclosure Type

dual PowerPort

dual PowerPort

PowerPort

 

 

 

 

Dimensions W x H x D

28 3/4" x 9" x 13 13/16"

21 3/16" x 7 3/4" x 9 3/8"

19 15/16" x 16 1/4" x 6 3/4"

(greatest overall depth, grille)

73 cm x 22.9 cm x 35.1 cm

53.8 cm x 19.7 cm x 23.8 cm

50.6 cm x 41.3 cm x 17.1 cm

 

 

 

 

Product Weight (each)

42.3 lbs (19.2 kg)

27.8 lbs (12.6 kg)

28.9 lbs (13.1 kg)

 

 

 

 

Shipping Weight

46.3 lbs (21 kg)

29.1 lbs (13.2 kg)

62.1 lbs (28.18 kg)

 

 

 

 

Specifications, dimensions and features subject to change without notice. For more information call us at 1-800-377-7655 (USA and Canada). Outside of North America call +1 (410) 358-3600.

For more information visit our website at www.polkaudio.com

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Polk Audio LSiM Woofer, Tweeter/Midrange Crossover, Frequency Midrange/Midbass Crossover, Acoustic Midrange Low Pass Slope

LSiM specifications

Polk Audio has long been synonymous with quality sound reproduction, and the LSiM series stands as a testament to this reputation. Known for their innovative engineering and exceptional sound quality, the LSiM speakers are designed to cater to audiophiles and casual listeners alike, delivering a rich and dynamic audio experience.

One of the main features of the LSiM series is its use of advanced materials and technologies, which include the use of Dynamic Balance drivers. This unique driver technology enables the speakers to minimize distortion while maximizing transparency and sound detail. The LSiM speakers are equipped with a 1-inch ring radiator tweeter and a specially designed 5.25-inch midrange driver. This combination ensures that high frequencies are crisp and clear, while midrange sounds are natural and warm, providing a well-balanced audio performance across genres.

Another standout characteristic of the LSiM series is its construction quality. The cabinets are meticulously engineered using high-quality materials that help reduce resonance and ensure durability. The curved design not only contributes to aesthetics but also aids in the dispersion of sound, resulting in a wider sweet spot for listeners. Each speaker comes with a rear-firing bass port that enhances low-frequency response, allowing for deeper bass without compromising clarity.

Polk Audio has also integrated its patented Power Port technology in the LSiM speakers. This technology effectively extends the low-end frequency response while eliminating turbulence and distortion caused by traditional port designs. The result is an impressive bass output that remains tight and controlled, perfect for both music and home theater applications.

The LSiM series offers versatility in terms of speaker configuration. Available in various models, including floor-standing, bookshelf, and center channel options, these speakers can be mixed and matched to create a custom sound system that fits any space. Their aesthetic appeal is further enhanced by a modern and elegant finish, making them a stylish addition to any room.

In conclusion, the Polk Audio LSiM series combines advanced technologies with superior craftsmanship to deliver an unparalleled listening experience. Whether for a high-end home theater setup or everyday music enjoyment, the LSiM speakers promise to provide an immersive soundstage and exceptional audio fidelity, making them a remarkable choice for anyone seeking quality sound in their home.