Eighteen Sound 8NW650-8

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Eighteen Sound 8NW650-8 — 8" Woofer

The Eighteen Sound 8NW650-8 is a professional 8" neodymium woofer with 8 ohm impedance. It is developed for high-power applications in line array systems and compact two-way cabinets. With a 65 mm voice coil, ventilated magnet structure and lightweight design, it offers high sensitivity, low distortion and long life even under continuous load.

Technical data

  • Size: 8" (outer diameter approx. 210 mm, recess diameter ≈187 mm, depth ≈105 mm)
  • Impedance: 8 ohms
  • Sensitivity: ≈96 dB (1 W / 1 m)
  • Rated power: 300 W AES
  • Program power: 600 W
  • Frequency range: 55–6300 Hz
  • Voice coil: 65 mm (2.5") aluminum, edgewound
  • Magnet: Neodymium
  • Weight: ≈3.0 kg

Thiele/Small parameters

Fs: 63 Hz
Qty: 0.25
Qes: 0.27
Qms: 3.7
Re: 6.1 Ω
Weight: ≈26 g
Sd: ≈230 cm²
Xmax: ±5.5 mm
Baffle cutout: ≈187 mm
Bolt circle diameter: ≈200 mm
Total depth: ≈105 mm

Recommended use

  • Line array modules and compact PA systems
  • Cabinet: Bass reflex boxes 10–40 litres
  • Crossover guidelines: LP up to 2000–2500 Hz
  • Designed for high impact resistance and low weight

Item no.

  • Manufacturer: Eighteen Sound
  • Model: 8NW650-8
  • Category: Woofer / LF driver