18" | 186FIND
Ferrite Woofer
Key features:
- 4.5 inch high temperature voice coil
- High Sound pressure level
- Very high power handling
Design notes:
Introducing 186FIND, the powerhouse woofer designed for superior audio performance. With a staggering 3,600 watts of peak power and a 4.5" voice coil that can withstand temperatures exceeding 350°C, this woofer is built to impress. Featuring a new paper pulp mixed with glass fibers, high excursion surround, and an extra large spider, it delivers unparalleled longevity and bass. The motor system's high grade ferrite magnet creates a strong symmetrical flux field, while the extended space below the voice coil allows for maximum excursion. Get ready to be blown away by the 186FIND woofer.
Specifications:
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General specs |
Nominal Diameter: |
18 in. |
Rated Impedance: |
8 Ohm |
Power handling |
AES Power: |
1,800 Watts |
Program Power: |
3,600 Watts |
Voice Coil |
Diameter: |
4.5 in. |
Winding wire: |
Copper |
Former: |
Glass Fiber |
Winding height: |
31.8 mm |
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T/S Parameters |
Resonant frequency: |
33 Hz |
Re: |
5.5 ohm |
Qes: |
0.36 |
Qms: |
12.1 |
Qts: |
0.35 |
Vas: |
n/a liters |
Sd: |
n/a cm2 |
Mms: |
288 grams |
Bl: |
30.2 |
Le: |
1.51 mH |
Sensitivity: |
96 dB |
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Design details |
Surround Material: |
Fabric |
Cone material: |
Paper |
Spider: |
Nomex |
Plate thickness: |
15 mm |
Peak to peak linear cone Displacement |
n/a mm |
Overall diameter: |
468 mm |
Bolt circle diameter: |
442 mm |
Baffle cutout dia.: |
423 mm |
Number of mounting holes: |
8 |
Depth (flange to rear): |
212 mm |
Net weight: |
19.3 kg |
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Frequency response & lmpedance
2D drawing