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SUBWOOFERS
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MODEL
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ROSE-7
Subwoofer |
NATURE-7
Subwoofer |
NATURE-9
Subwoofer |
POLAR LIGHT-7 Subwoofer
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PRICE
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$349
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$419
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$699
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N/A
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DESIGN
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Specially engineered bass reflex system (2 tuned port at back) , with a built-in amplifier.
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Specially engineered bass reflex system(2 tuned port at bottom), with a built-in amplifier.
Passive radiator is located at bottom of the box, in place of a port to produce a more uniform sound wave. |
Specially engineered bass reflex system(2 tuned port at bottom), with a built-in amplifier.
Passive radiator is located at bottom of the box, in place of a port to produce a more uniform sound wave. |
Specially engineered Band-Pass system, with a built-in amplifier.
Woofer is fully encased within the cabinet which has a tuned port at bottom & back. |
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DRIVER
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Woofer (1):
10"aluminum cone with butyl rubber surround, stamped steel basket. |
Woofer(1):
8" doped wool non-press paper cone with butyl rubber surround, aluminum basket. Passive Radiator(1): 10"doped wool semi-press paper cone with butyl rubber surround, aluminum basket, tune the box to a low frequency of 30 Hz. |
Woofer(1):
10"doped wool non-press paper cone with butyl rubber surround, aluminum basket. Passive Radiator(1):12" doped wool non-press paper cone with butyl rubber surround, aluminum basket, tune the box to a low frequency of 18 Hz. |
Woofer (1) :
6-1/2" , patented single molded doped wool non-press paper cone with butyl rubber surround, aluminum basket. |
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DRIVER VOICE COIL
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2"( 4 layers )
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2"( 4 layers )
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2-1/2"( 4 layers )
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2-1/2" (copper clad aluminum ribbon wire)
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DRIVER MAGNET
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30 oz
Ferrite |
30 oz
Ferrite |
40 oz
Ferrite |
3.6 oz
neodymium magnet |
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DIMENSION (HxWxD)
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17-3/4" x 12-5/8" x 15-3/4"
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17-3/4" x 12-5/8" x 15-3/4"
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19-5/8" x 17-3/4" x 19-5/8"
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19-5/8"x 8-1/4" x 14-1/4"
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WEIGHT (lb)
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40
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40
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80
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38.5
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MATERIAL
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18mm MDF.
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18mm MDF.
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25mm MDF.
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15mm MDF.
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FINISH
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Real-wood Rosewood veneer ( dark red finish ), or real-wood Maple veneer ( light nature finish ).
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Real-wood Cherry veneer ( dark red finish ), or real-wood Walnut veneer ( light nature finish ).
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Real-wood Cherry veneer ( dark red finish ), or real-wood Walnut veneer ( light nature finish ).
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Piano mirror-finish. (champagne silver powder & lavish dark red )
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GRILLE
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Removable wood frame with acoustically transparent cloth.
Black cloth. (rosewood series) |
Removable wood frame with acoustically transparent cloth.
Black cloth. |
Removable wood frame with acoustically transparent cloth.
Black cloth. |
N/A
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CONNECTION
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Gold plated RCA terminals & 5-way binding posts
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Gold plated RCA terminals & spring clip terminals.
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Gold plated 5-way binding posts & RCA terminals, special 5.1 channel "sub in" ( gold plated RCA terminal).
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Gold plated RCA terminals & spring clip terminals.
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BUILT-IN AMPLIFIER
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150 Watts/ 4 ohms output, continuously adjustable in sound Level & frequency, switchable in phase (0, 180 degrees).
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150 Watts/ 4 ohms output, continuously adjustable in sound Level & frequency, switchable in phase (0, 180 degrees).
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200 Watts/ 4 ohms output, continuously adjustable in sound level, phase and frequency. Switchable in low pass frequency (40, 80 Hz).
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100 Watts/ 4 ohms output, continuously adjustable in sound Level , phase & frequency.
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POWER SUPPLY
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A/C 115, Auto-Detect On/Off switch.
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A/C 115, Auto-Detect On/Off switch.
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A/C 115, Auto-Detect On/Off switch.
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A/C 115, Auto-Detect On/Off switch.
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IMPEDANCE
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4 ohms nominal.
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4 ohms nominal.
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4 ohms nominal.
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4 ohms nominal.
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CROSSOVER FREQUENCY
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Continuously variable from 40-140 Hz.
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Continuously variable from 40-140 Hz.
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Continuously variable from 40-180 Hz.
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Continuously variable from 40-140 Hz.
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CROSSOVER to DRIVER
( internal wiring) |
OFC speaker wire.
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Phoenix high graded 13 mm 6N OFC speaker wire.
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Phoenix high graded 13 mm 6N OFC speaker wire.
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Phoenix high graded 13 mm 6N OFC speaker wire.
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FREQUENCY RESPONSE
(+/- 3dB) |
32-200Hz
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28-200Hz
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18-160Hz
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22—150 Hz.
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