POLK AUDIO LSiM704 C CENTER 2-way High Performance Bookshelf Loudspeaker -EBONY-

Tweeter 1¨Dynamic Balance Ring Radiator x1
Mid/Woofer 5 ¼ ¨ Dynamic Balance x2
Frequency Response 40Hz - 27kHz
Nominal Impedance 4 Ohms
Rec. Amplifier Power 20-200 W/Channel
Sensitivity 88dB
Dimensions (cm) 17.78x 55.24 x 22.86

Dimensions | Metric :17" W x 6-1/2" D x 6-1/2" H | 43.2 x 16.5 x 16.5 cm
Frequency Response :42 Hz – 30 kHz
Driver Complement :One 1" pure aluminum dome tweeter; Two 5-1/4" BDSS upper bass/midrange drivers; Two 5-1/4" pressure coupled bass radiators
Impedance :Compatible with 8 Ohms outputs
Sensitivity :91 dB
Recommended Associated Amplifier Power :10 – 250 watts
A/V Receiver Crossover Setting :60 Hz
Inputs :One pair of 5 way binding posts
Available Finishes :Gloss Black only
Accessories :Leveler Foot; Two ¼ 20 insert cover plugs
Mounting Options :Horizontal: On Shelf with included leveling foot; Equipped with two ¼ 20 sized threads to accommodate on wall mounting brackets (available separately)
Packaging :One to a carton
Weight | Metric :10 lbs | 4.5 kg
Warranty :5 Years

HF Unit: 25mm neodymium tweeter with high dispersion diaphragm. Ferrofluid cooled and damped. Magnetically shielded. Exclusively Profiled.

MF Unit: 110mm mid range driver with 32mm long-throw voice coil, die cast chassis, high power, magnet system and lightweight alloy cone. Magnetically shielded.


LF Unit: 110mm mid/bass driver with 32mm long-throw voice coil, die cast chassis, high power, magnet system and lightweight alloy cone. Magnetically shielded.

Power Handling: 150 watt max

Overall Frequency Response: 55Hz – 23kHz

Sensitivity: 90dB

Impedance: 8 ohms

Cabinet: Real wood veneered. 15mm MDF wrap. Dual chamber. High power, back firing, low turbulence bass reflex port. 22mm front baffle

Terminals: Gold-plated 4-way binding posts

Dimensions:  WxHxD 450 x 180 x 297 mm

Weight:  (exc packaging) 8kg each

Dimensions | Metric :6" W x 6" D x 48-1/2" H (with base) | 15.2 x 15.2 x 123.2 cm
Packaging :One to a carton
Height with Base | Metric :48-1/2" | 123.2 cm
Base Dimensions | Metric :10" W x 9-3/4" D | 25.4 x 24.8
Driver Complement :One 1" pure aluminum dome tweeter; Two 5-1/4" high definition midrange drivers; Two 5-1/4" high definition bass drivers; Two 5-1/4" pressure coupled bass radiators
Enclosure :Aircraft grade extruded aluminum
Frequency Response :20 Hz – 30 kHz
Recommended Associated Amplifier Power :20 – 250 watts
Available Finishes :Gloss Black
Weight | Metric :37 lbs | 16.8 kg
Impedance :Compatible with 8 Ohms outputs
Inputs :One pair of 5 way binding posts
Warranty :5 Years
A/V Receiver Crossover Setting :60 Hz
Accessories :Plastic Foot Tippers; Isolation Spikes
Sensitivity :92 dB
Base :Tempered Glass

Frequency Response +/- 3dB:    50Hz - 35KHz
Sensitivity (1W@1M):    90dB
Driver Compliment:    2 x 140mm (5 1/2“) C-CAM® mid/bass driver with RST® technology.
1 x 25mm (1“) C-CAM® gold dome tweeter.
Nominal Impedance:    8 ohms
Maximum SPL (each):    116.8 dBA
Recommended Amplifier Requirements (RMS):    50 - 200W
Bass Alignment:    Bass reflex - twin front mounted Dual HiVE®II ports
Power Handling (RMS):    200W
Crossover Frequency:    600Hz & 3.0kHz
External Dimensions:
(H x W x D)    610 x 140 x 100 mm
24 x 5 1/2 x 3 15/16 inch
Weight (Individual):    6.85kg (15 1/8lbs)

 User's Manual

 ΔΙΑΤΙΘΕΤΑΙ ΣΤΑ ΠΑΡΑΚΑΤΩ ΧΡΩΜΑΤΑ

HF unit
25mm neodymium tweeter with high dispersion diaphragm. Ferro fluid cooled and damped. Magnetically shielded.

MF unit
150mm mid range driver with 32mm coil, die-cast chassis, high-power, long-throw magnet system and light weight alloy cone. Magnetically shielded. 

LF unit 
150mm bass driver with 32mm coil, die-cast chassis, high-power, long-throw magnet system and light weight alloy cone. Magnetically shielded.

Power Handling  150W max

Frequency response +/-6db 55Hz to 23kHz

Sensitivity 90 db/W

Impedance 8 ohms

Cabinet Real wood veneered. 15mm MDF wrap with 30mm MDF front baffle. High power, low turbulence, front firing bass reflex ports.

Terminals Gold-plated 2-way binding posts.

Weight
(excl. packaging) 8kg

Dimensions
Width 530mm
Height 170mm
Depth 196 mm