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18-inch woofer
Model: LF18G400
- 4-inch, fiberglass inside/outside copper voice coil
- 2000W continuous program power handling
- 97.5 dB Sensitivity
- 25 Hz – 1 kHz Frequency range
- T-pole, curved on top. 14mm top plate for minimum power compression
Product Info
Tech Specs
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The LF18G400 uses a fibre loaded cone assembly along with a high excursion triple roll, constant geometry surround.
This combination provides remarkable strength and peak to peak maximum excursion of 50mm.
Special features of this 18" are the unique T-pole, curved against voice coil over-driving and 14mm top plate for best control and power handling.
- 4-inch, fiberglass inside/outside copper voice coil
- 2000W continuous program power handling
- 97.5 dB Sensitivity
- 25 Hz – 1 kHz Frequency range
- T-pole, curved on top. 14mm top plate for minimum power compression
- Dual spider design with silicon based dampening control
- Triple-roll surround and corrugated straight cone geometry.
- Spec Sheet available - Yes
- Speaker Diameter (Driver): 18.11 in
- Maximum Frequency Response (Bandwidth): 1 kHz
- Maximum Frequency Response (Bandwidth): 1000 Hz
- Minimum Frequency Response (Bandwidth): 25 Hz
- Minimum Frequency Response (Bandwidth): 0.03 kHz
- Impedance: 8 ohm
- Number of Bands: 2
- Power Handling: 2000 Watt
- Sensitivity: 97.50 dB
- Depth: 8.27 in
- Product Weight: 29.32 lbs
- Shipping Weight: 31.53 lbs
- Color: Black
- Effective Piston Diameter: 395 / 15.6 mm/inch
- Max Excursion Before Damage (peak to peak): 50/2 mm/inch
- Minimum Impedance: 6 ohm
- Voice Coil Diameter: 100/4
- Voice Coil Material: Copper
- Voice Coil Winding Depth: 25 / 1 mm/inch
- Number of layers: 2
- Kind of layer: outside
- Top Plate Thickness: 14/0.55 mm/inch
- Cone Material: No pressed pulp
- Cone design: Straight
- Surround Material: Polycotton
- Surround design: M - roll
- DC Resistance: 5.1 ohm
- Mechanical factor: 54.6
- Electrical factor: 0.29
- Total factor: 0.27
- Bl Factor: 24.2 T · m
- Effective Moving Mass: 190 g
- Equivalent Cas air load: 360 liters
- Effettive piston area: 0.122 m2
- Voice - coil inductance @ 1KHz: 2.5 MH
- Half-space efficiency: 2.64 %
LF18G400
119 kb
- Data Sheet
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Lee Hartman & Sons
3236 Cove Road NW
Roanoke, VA 24017
USA
(540) 366-3493
http://www.leehartman.com/
Contact in regards to this product:
RCF USA
Model: LF18G400
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