1200 W continuous program power capacity
76 mm (3 in) copper voice coil
40 – 2000 Hz response
99 dB sensitivity
Double silicone spider with optimized compliance
General
Cone driver
B&C Speakers
18PS76
Informations
8 ohm
18 inch
Sub, Low
99 dB
98.11 dB
600 W
40÷2000 Hz
Fundamental parameters
1210 cm²
149 gr
1.9 mH
5 ohm
25.8 T.m
Small signal parameters
39 Hz
0.29
6.1
0.27
207 L
Datas
±7 mm
134 Hz
6.5 ohm
144 Hz
15.1 L
4 %
4.07 %
~10.7 kg
Dimensions
3 inch
24 mm
11 mm
460 mm
422 mm
16 mm
186 mm
Shape & Materials
Cylindrical
Ferrite
Aluminium
Copper
Glass fiber
Weight
10.70 kg
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1200 W continuous program power capacity
76 mm (3 in) copper voice coil
40 - 2000 Hz response
99 dB sensitivity
Double silicone spider with optimized compliance
General
Cone driver
B&C Speakers
18PS76
Informations
8 ohm
18 inch
Sub, Low
99 dB
98.11 dB
600 W
40÷2000 Hz
Fundamental parameters
1210 cm²
149 gr
1.9 mH
5 ohm
25.8 T.m
Small signal parameters
39 Hz
0.29
6.1
0.27
207 L
Datas
±7 mm
134 Hz
6.5 ohm
144 Hz
15.1 L
4 %
4.07 %
~10.7 kg
Dimensions
3 inch
24 mm
11 mm
460 mm
422 mm
16 mm
186 mm
Shape & Materials
Cylindrical
Ferrite
Aluminium
Copper
Glass fiber
Product type Cone driver
Brand Sica
Frequency coverage type Sub, Low
Dimensional category 18 inch
Front chape Cylindrical
Magnet type Ferrite
Basket masterial Aluminium
Nominal impedance 8 ohm
Nominal power handling 400 W
Max power handling 800 W
Sensitivity 96.9 dB
Frequency response 30-700 Hz
Voice coil diameter 3 inch
Winding depth 20 mm
Gap height 10 mm
Flux density 1.08 T
External diametre 462 mm
Mounting diametre 415 mm
Depth 196.5 mm
Depth after front 181.5 mm
Front thickness 15 mm
Diamètre aimant (mm) 180 mm
Weight 9 kg
Fs 30.8 Hz
Re 5.1 ohm
Qes 0.52
Qms 3.05
Qts 0.45
Vas 340 L
Sd 1164.2 cm²
Cms 177 µm/N
Efficiency 1.84 %
Xmax 6.5 mm
Xvar 10.5 mm
Mms 155 gr
BL 16.9 T.m
Le 1.41 mH
EBP 59
Dome material Paper
Cone material Paper
Surround material Cloth
Shipping weight 9 kg
95 dB Sensitivity 1 W / 1 m
1.200 W Power Handling
4" Copper Sandwich Voice Coil for low Power Compression
Neodymium Magnet System
Double treated Cone for Water Protection
Triple Aluminum demodulating Rings for ultra low Distortion
Optimal for high Output Subwoofers
Leight Weight Carbon Fiber Diaphragm
Shape Cylindrical
Product type Cone driver
Brand Sica
Frequency coverage type Sub
Dimensional category 18 inch
Front chape Cylindrical
Magnet type Ferrite
Basket masterial Aluminium
Nominal impedance 4 ohm
Nominal power handling 700 W
Max power handling 1400 W
Sensitivity 97.9 dB
Voice coil diameter 4 inch
Flux density 1.12 T
External diametre 462 mm
Mounting diametre 415 mm
Depth 203.5 mm
Depth after front 188.5 mm
Front thickness 15 mm
Diamètre aimant (mm) 220 mm
Weight 13.9 kg
Fs 36.9 Hz
Re 3.25 ohm
Qes 0.29
Qms 9.03
Qts 0.28
Vas 181.9 L
Sd 1164.2 cm²
Cms 95 µm/N
Efficiency 3.02 %
Xmax 6 mm
Mms 196.2 gr
BL 22.55 T.m
Le 1.03 mH
EBP 127
Dome material Paper
Cone material Paper
Surround material Cloth
Shipping weight 13.9 kg
Nominal Specifications
Nominal Diameter 18“, 460 mm
Overall Diameter 18.11“, 460 mm
Bolt Circle Diameter 17.32“, 440 mm
Baffle Cutout Diameter 16.6“, 422 mm
Depth 9.09“, 231 mm
Flange and Gasket Thickness 0.55“, 14 mm
Electrical Specifications
Minimum Impedance 7.2 Ohm
Nominal Impedance 8 Ohm
Nominal Power Handling*** 1,600 W
Maximum Power Handling**** 3,200 W
Sensitivity (1W/1m) 98 dB
Frequency Range 30 - 1500 Hz
Voice Coil Diameter 4“, 100 mm
Winding Material Copper
Former Material Glass Fiber
Winding Depth 1.23“, 31.3 mm
Magnetic Gap Depth 0.61“, 15.5 mm
Flux Density 1.05 T
THIELE & SMALL Parameters
Resonant Frequency (fs) 32 Hz
DC Resistance (Re) 5.4 Ohm
BL Product (BL) 26.7 N/A
Diaphragm Mass inc. Airload (Mms) 240 grams
Mechanical Compliance of Suspension (Cms) 0.1 mm/N
Rms 5.27 Kg/s
Electromagnetic Q (Qes) 0.37
Mechanical Q (Qms) 9.3
Total Q (Qts) 0.36
Compliance Equivalent Volume (Vas) 6.9 ft³, 195.5 dm³
Surface Area of Cone (Sd) 182“², 1,174 cm²
Maximum Linear Excursion (Xmax)* 13 mm
Xdamage** 28 mm
Coil Inductance (Le) 1.45 mH
Diaphragm mass (Mmd) 217 g
Eta Zero 1.76 %
Notes
*Xmax = [(winding depth - magnetic gap depth) / 2] + (magnetic gap depth / 3)
**Maximum excursion before permanent damage
***2 Hours Test According to AES 2-1984 Rev. 2003
****Maximum power is defined as 3dB greater than nominal power
1000Wrms continuous power handling (AES Standard)
Flexirol™ technology for greater excursion control
Double suspension for exceptional linearity at the highest excursions
Saturated gap technology for lower harmonic distortion
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