18N830v²

18" Neodymium ultra low Distortion Woofer

  • 96 dB Sensitivity 1 W / 1 m
  • 1.100 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 Suwoofers

Specification

18N830v² Specification

Application Subwoofer
Nominal Impendance: Ohm 8
Power handling AES noise: W 1100
Sensitivity (1 W / 1 m): dB 96
Frequency response: Hz 20 – 200
Voice Coil Diameter: mm 101.6 (4″)
Voice Coil Material: Cu
Voice Coil Winding Depth: mm 26
Magnet Gap Depth: mm 10
Basket: Cast Aluminum
Effect. diaphragm diameter D mm 393

Recommended reflex enclosure:
140 L / 36 Hz, BRD = 200 mm / 366 mm long

Thiele-Small

18N830v² Thiele-Small Parameters

Resonance Frequency: Fs Hz 31
DC Resistance: Re Ohm 4.8
Mechanical Q Factor: Qms 6
Electrical Q Factor: Qes 0.39
Total Quality Factor: Qts 0.37
Equivalent Volume: Vas L 262
Moving Mass: Mms kg 0.210
Mechanical Complience: Cms mm / N 0.125
BL Factor: BL Tesla m 22.4
Effective Piston Area: Sd 0.1212
Max. linear Excursion: Xmax mm +/- 8
Voice Coil Inductance: Le1k mH 0.77
Le10k mH 0.43

Mounting & Drawing

18N830v² Drawing

18N830v² Mounting Information

Overall Diameter: mm 458
Mounting Holes Diameter: mm 8 x 8.5
Bolt Circle Diameter: mm 440
Baffle cut-out Diameter: mm 414
Overall depth: mm 228
Net Weight: kg 7.72

Curves

18N830v² Curves

Frequency Response measured 1000 W (89.4 V)
at 1 m in a vented enclosure of 170 litre tuned 32 Hz incl. 2nd and 3rd harmonic distortion raised 10 dB.


Downloads

Downloads