Eighteen Sound ND1050-16

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Eighteen Sound ND1050-16 — 1" Compression Driver

The Eighteen Sound ND1050-16 is a professional 1" compression driver with 16 ohm impedance. It is developed for high-quality treble reproduction in PA systems, line array modules and monitors. With a titanium diaphragm, 44 mm voice coil and neodymium magnet, it offers high sensitivity, low distortion and long life even under continuous load.

Technical data

  • Throat diameter: 1" (25.4 mm)
  • Impedance: 16 ohms
  • Sensitivity: ≈108 dB (1 W / 1 m)
  • Rated power: 40 W AES
  • Program power: 80 W
  • Frequency range: 1.5–20 kHz
  • Voice coil: 44 mm (1.75") aluminum, edgewound
  • Diaphragm: Titanium
  • Magnet: Neodymium
  • Weight: ≈1.0 kg

Thiele/Small parameters

Fs: ≈1.5 kHz
Re: 11.0 Ω
Bolt Circle Diameter: 76mm (3")
Total depth: ≈65 mm

Recommended use

  • Tweeter in professional PA systems
  • Cabinet: Line array, two-way and three-way systems
  • Crossover guidelines: HP ≥1.8 kHz (12 dB/octave or steeper)
  • Designed for high reliability and compact design

Item no.

  • Manufacturer: Eighteen Sound
  • Model: ND1050-16
  • Category: Compression driver / HF driver