L18/86131-100%Good Feedback! Professional 18 Inch PA speaker 7200W RMS Subwoofer
Product Main Fetures:
- 18" professional loud speaker
- 700W continuous program power handling
- 98dB sensitivity 1W/1M
- 35-2.5kHz frequency range
- heavy duty magnet system
- 100mm(4") inside/outside copper clad aluminum voice coil with polymide fiberglass former, imported from Germany
- FEA optimized Neodymium assembly allows the highest force factor and excursion capability.
- Ventilated voice coil gap for reduced power compression.
- Ideal for compact bass reflex subwoofer.
Introduction:
We are a PA speaker factory of more than 15 years in Panyu,Guangzhou,China,occupying 2000 square meters with 3 production lines.We make Pro audio speakers from small sizes upto 24 inch.
R&D capability:
In the R&D, Hipower's experienced engineers and technicians carry out researches on new materials.state-of-art components and advacned product designs with the help of an anechoic chamber,test instruments and simulation sofwares.
Markets:
Ever since 2003, we have been exporting to many countries, including southeast Asia, Europe, North Ameria and South America.
Details:
| General Specifications |
| Nominal Diameter |
460/18 |
mm/inch |
| Rated Impedance |
8 |
ohm |
| Nominal Power handling |
700 |
Watts |
| Program Power |
1400 |
Watts |
| Sensitivity(lw/lm) |
98 |
dB |
| Frequency Range |
35-2.5K |
Hz |
| Minimum Impedance(Zmin) |
6.7 |
ohm |
| Voice Coil Diameter |
100/4 |
mm/inch |
| Voice Coil Material |
Copper Clad Aluminum |
|
| Voice Coil Winding Depth |
23.5 |
mm |
| Number of layers |
2(Inside/Outside) |
|
| Magnet gap depth |
12 |
mm |
| Cone Shape |
Curved |
|
| Surround Shape |
M-roll |
|
| Basket |
Cast Aluminum |
|
| Flux Density |
1.2 |
T |
| Magnet Material |
Neodymium |
|
| Mounting Information |
| Overall Diameter |
461 |
mm |
| Bolt Circle Diameter |
8-6.5*9.5 |
mm |
| Bolt Hole Diameter |
439 |
mm |
| Baffle Cutout Diameter |
424 |
mm |
| Overall Depth |
218.5 |
mm |
| Net Weight |
19.2 |
kg |
| Shipping weight |
21.7 |
kg |
| Shipping Box |
500*500*240 |
mm |
| Thiele-Small parameters |
| Resonance frequency |
Fs |
35 |
Hz |
| DC resistance |
Re |
5.4 |
ohm |
| Mechanical factor |
Qms |
9.6 |
|
| Electrical factor |
Qes |
0.29 |
|
| Total factor |
Qts |
0.28 |
|
| Mechanical compliance |
Cms |
0.11 |
mm/N |
Mechanical resistance
of suspension losses |
Rms |
4.1 |
mech-ohm |
| Effective Moving Mass |
Mms |
180 |
gr |
| Half-space efficiency |
Eff |
3.8 |
% |
| BL Factor |
BL |
27 |
T.m |
| Equivalent Cas air load |
Vas |
273 |
liters |
| Effective piston area |
Sd |
0.13 |
m2 |
| Max.linear excursion |
Xmax |
9 |
mm |
| Voice-coil inductance |
LelK |
1.6 |
mH |
Factory pictures
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