L12/84506 8Ohms Coaxial Professional Low Frequency Transducer
Product main features:
1.800W continuous program power handling
2.98dB sensitivity 1w/1m
3.70Hz-18k Hz frequency response range
4.75mm(3") high temperature copper voice coil with Glass Fiber former
Introduction:
We are a PA speaker factory of more than 13 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.
Speaker's Details:
| General Specifications |
| Nominal Diameter |
300/12 |
mm/inch |
| Rated Impedance |
8 |
ohm |
| Nominal Power handling |
400 |
Watts |
| Program Power |
800 |
Watts |
| Sensitivity(lw/lm) |
98 |
dB |
| Frequency Range |
70-18K |
Hz |
| Minimum Impedance(Zmin) |
6.5 |
ohm |
| Voice Coil Diameter |
75.5/3+HF74/3 |
mm/inch |
| Voice Coil Material |
Copper |
|
| Voice Coil Winding Depth |
18 |
mm |
| Number of layers |
2 |
|
| Magnet gap depth |
10 |
mm |
| Surround Shape |
M-roll |
|
| Basket |
Cast Aluminum |
|
| Flux Density |
1.1 |
T |
| Magnet Material/Mass |
Ceramic |
|
| Thiele-Small parameters |
| Resonance frequency |
Fs |
70 |
Hz |
| DC resistance |
Re |
5.4 |
ohm |
| Mechanical factor |
Qms |
6.3 |
|
| Electrical factor |
Qes |
0.51 |
|
| Total factor |
Qts |
0.47 |
|
| Mechanical compliance |
Cms |
0.126 |
mm/N |
Mechanical resistance
of suspension losses |
Rms |
2.88 |
mech-ohm |
| Effective Moving Mass |
Mms |
41.2 |
gr |
| Half-space efficiency |
Eff |
3.4 |
% |
| BL Factor |
BL |
13.8 |
T.m |
| Equivalent Cas air load |
Vas |
54 |
liters |
| Effective piston area |
Sd |
0.0552 |
m2 |
| Max.linear excursion |
Xmax |
6.5 |
mm |
| Voice-coil inductance |
LelK |
0.83 |
mH |
| Mounting Information |
| Overall Diameter |
315.5 |
mm |
| Bolt Circle Diameter |
299 |
mm |
| Bolt Hole Diameter |
7*8 |
mm |
| Baffle Cutout Diameter |
283 |
mm |
| Overall Depth |
166 |
mm |
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