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
Nominal Specifications
Nominal Diameter 18“, 460 mm
Overall Diameter 18.11“, 460 mm
Bolt Circle Diameter 17.32“, 440 mm
Baffle Cutout Diameter 16.61“, 422 mm
Depth 7.95“, 202 mm
Flange and Gasket Thickness 0.55“, 13.9 mm
Electrical Specifications
Minimum Impedance 6.6 Ohm
Nominal Impedance 8 Ohm
Nominal Power Handling*** 1,000 W
Maximum Power Handling**** 2,000 W
Sensitivity (1W/1m) 99 dB
Frequency Range 35 - 1600 Hz
Voice Coil Diameter 4“, 100 mm
Winding Material Copper
Former Material Glass Fiber
Winding Depth 0.9“, 23 mm
Magnetic Gap Depth 0.47“, 12 mm
Flux Density 1.3 T
THIELE & SMALL Parameters
Resonant Frequency (fs) 35 Hz
DC Resistance (Re) 5.4 Ohm
BL Product (BL) 27.2 N/A
Diaphragm Mass inc. Airload (Mms) 182 grams
Mechanical Compliance of Suspension (Cms) 0.11 mm/N
Rms 4.1 Kg/s
Electromagnetic Q (Qes) 0.29
Mechanical Q (Qms) 9.74
Total Q (Qts) 0.28
Compliance Equivalent Volume (Vas) 7.74 ft³, 219.2 dm³
Surface Area of Cone (Sd) 180.7“², 1,166 cm²
Maximum Linear Excursion (Xmax)* 9.5 mm
Xdamage** 17.5 mm
Coil Inductance (Le) 1.7 mH
Diaphragm mass (Mmd) 159.5 g
Eta Zero 3.1 %
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
1400 W continuous program power capacity
100 mm (4 in) copper voice coil
30 - 1000 Hz response
95.5 dB sensitivity
Double silicone spider with optimized compliance
General
Product type
Cone driver
Brand
B&C Speakers
Reference
18PS100
Product code
ALT18PS1008M
Informations
Nominal impedance
8 ohm
Dimensional category
18 inch
Frequency coverage type
Sub, Low
Manufacturer sensitivity
95.5 dB
Calculated sensitivity
93.92 dB
Nominal power handling
700 W
Bandwidth
30÷1000 Hz
Fundamental parameters
Sd
1210 cm²
Mms
202 gr
Le
2.1 mH
Re
5.3 ohm
BL
22.5 T.m
Small signal parameters
Fs
30 Hz
Qes
0.41
Qms
4.6
Qts
0.39
Vas
245 L
Datas
Xmax
±8 mm
Calculated Xmax
±8.6667 mm
EBP
73 Hz
Zmin
6.3 ohm
Fs / Qts
77 Hz
Vas * Qts²
37.27 L
Efficiency
1.6 %
Calculated efficiency
1.55 %
Weight
~10.5 kg
Recommended load volume
250 L
Fréquence d'accord liée à la charge
29 Hz
Dimensions
Voice coil diameter
4 inch
Winding depth
21 mm
Gap height
11 mm
Outside diameter
460 mm
Baffle cutout diameter
422 mm
Front thickness
16 mm
Depth after front
181 mm
Shape & Materials
Front chape
Cylindrical
Magnet type
Ferrite
Basket masterial
Aluminium
Winding material
Copper
Voice coil former
Glass fiber
Surround material
Cloth
OMEGA PRO-18A Professional Series
Recommended for professional audio as a woofer in vented enclosures. Also ideal for horn loading and scoops.
Product type
Loudspeaker Chassis
Type
PA
Nominal Diameter
18 "
Nominal Diameter
457.2 mm
Voice Coil
4 "
Voice Coil
101.6 mm
Overall diameter
457.2 mm
Pitch Circle Diameter
438.2 mm
Cut- out Measurement
420.5 mm
Diameter of fixing holes
7.1 mm
Depth
207 mm
Nominal Impedance
8 Ohm(s)
Nominal Load Capacity
800 W
maximum rated load
1600 W
Sensitivity (1 W / 1 m)
97 dB
Frequency response
40 - 800 Hz
Voice Coil Material
copper
Magnet
Ferrite
Depth of the magnetic gap
9.53 mm
Thiele & Small Parameter
Fs (Resonance Frequency)
25 Hz
Re (DC resistance)
5.2 Ohm(s)
Qms (mechanical quality)
8.18
Le (inductance of the voice coil)
1.67 mH
Qes (electrical quality)
0.32
Qts (overall quality)
0.31
Vas (equivalent volume)
548.7
Mms (moving mass)
138 g
BL (power factor)
18.8 T/m
Xmax (maximum displacement)
4.8 mm
Cms (elasticity of the suspension)
0.29 mm/N
Sd (membrane area)
1159 cm²
Weight
12,14 kg
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
Nominal Specifications
Nominal Diameter 18“, 460 mm
Overall Diameter 18.11“, 460 mm
Bolt Circle Diameter 17.32“, 440 mm
Baffle Cutout Diameter 16.61“, 422 mm
Depth 7.95“, 202 mm
Flange and Gasket Thickness 0.55“, 13.9 mm
Electrical Specifications
Minimum Impedance 6.6 Ohm
Nominal Impedance 8 Ohm
Nominal Power Handling*** 1,000 W
Maximum Power Handling**** 2,000 W
Sensitivity (1W/1m) 99 dB
Frequency Range 38 - 2500 Hz
Voice Coil Diameter 4“, 100 mm
Winding Material Aluminium
Former Material Glass Fiber
Winding Depth 0.9“, 23 mm
Magnetic Gap Depth 0.47“, 12 mm
Flux Density 1.3 T
THIELE & SMALL Parameters
Resonant Frequency (fs) 38 Hz
DC Resistance (Re) 5.5 Ohm
BL Product (BL) 24.5 N/A
Diaphragm Mass inc. Airload (Mms) 163 grams
Mechanical Compliance of Suspension (Cms) 0.11 mm/N
Rms 4.42 Kg/s
Electromagnetic Q (Qes) 0.35
Mechanical Q (Qms) 8.75
Total Q (Qts) 0.34
Compliance Equivalent Volume (Vas) 7.37 ft³, 208.8 dm³
Surface Area of Cone (Sd) 180.7“², 1,166 cm²
Maximum Linear Excursion (Xmax)* 9.5 mm
Xdamage** 17.5 mm
Coil Inductance (Le) 1.36 mH
Diaphragm mass (Mmd) 141 g
Eta Zero 3.14 %
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
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