| Content | 18″ professional ferrite subwoofer 8Ω 800Wrms 97d
LSN18/8 Professional Loudspeaker 18” paper cone with fabric reinforcement. With a power that reaches 800Watt RMS (1600Watt Max) and equipped with a 4" voice coil. With 8Ω resistance, frequency response 35 – 2000Hz and sensitivity 97dB. Easy installation as it has “Press Type” terminals.
Specifications:
Type: Professional Woofer
Diameter: 18” - 46cm
Paper Cone With Fabric Reinforcement
Terminals Press Type
RMS power: 800 Watts
MAX Power: 1600Watt
Resistance: 8Ω
Sensitivity: 97dB
Frequency Response: 35 – 2000Hz
Voice Coil Diameter: 100mm – 4”
Recess Diameter: 42cm
Magnet Weight: 125oz
Inserter depth: 19.5cm
Parameters:
Fs: 37Hz
Qes: 0.39
Qms: 4.10
Qts: 0.36
- Package: 1 piece each box |
- 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
| DELTA PRO Serie 400W
Recommended for professional audio in both sealed and vented enclosures. Ideal for full-range, mid/hi, and
monitor wedges.
SPECIFICATION
- Nominal Basket Diameter 18“, 457 mm
- Nominal Impedance 8 ohms
- Power Rating Watts 500 W / Music Program 1000 W
- Resonance 28 Hz
- Usable Frequency Range 37 Hz - 250 Hz
- Sensitivity 96
- Magnet Weight 67 oz.
- Gap Height 0.38“, 9.53 mm
- Voice Coil Diameter 2.5“, 63.5 mm
THIELE & Small Parameters
- Resonant Frequency (fs) 28 Hz
- DC Resistance (Re) 5.3
- Coil Inductance (Le) 3.43 mH
- Mechanical Q (Qms) 10.38
- Electromagnetic Q (Qes) 0.33
- Total Q (Qts) 0.32
- Compliance Equivalent Volume (Vas) 493.19 liters / 17.41 cu. ft.
- Peak Diaphragm Displacement Volume (Vd) 796.00 cc
- Mechanical Compliance of Suspension (Cms) 0.25 mm/N
- BL Product (BL) 18.9 T-M
- Diaphragm Mass inc. Airload (Mms) 128.1 grams
- Efficiency Bandwidth Product (EBP) 84
- Maximum Linear Excursion (Xmax) 6.7 mm
- Surface Area of Cone (Sd) 1188.0 cm²
- Maximum Mechanical Limit (Xlim) 15.0 mm
MOUNTING Information
- Recommended Enclosure Volume
Sealed N/A
Vented 85-297 liters/3.0-10.5 cu. ft.
- Overall Diameter 18.00“, 457.20 mm
- Baffle Hole Diameter 16.57“, 420.88 mm
- Front Sealing Gasket fitted as standard
- Rear Sealing Gasket fitted as standard
- Mounting Holes Diameter 0.28“, 7.11 mm
- Mounting Holes B.C.D. 17.25“, 438.15 mm
- Depth 8.13“, 206.50 mm
MATERIALS of Construction
- Copper voice coil
- Polyimide former
- Ferrite magnet
- Vented and extended core
- Die-cast aluminum basket
- Paper Cone
- Cloth cone edge
- Solid composition paper dust cap
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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
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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
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- 4'' sandwich voice coil fiberglass former
- Double progressive wave Konex spider
- Cloth suround with DAR technology
- Autoclave waterproof cone treatment
- Balanced neodymium magnet circuit
- Cooling radiator and ventilated voice
- coil to reduce power compression
- 98.1 dB sensitivity
Manual/Εγχειρίδιο
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