Eighteen Sound ND3SA HF

ND3SA Features • • Ultra compact design (OD 109mm - 4.3 in) • • 112 dB SPL 1W-1m average sensitivity • • 1.4 inch exit throat • • 240W maximum program power handling • • frequency response extended up to 20 kHz • • Next-gen 4-slot metal alloy phase plug • • Edge-wound 75mm (3 in) CCAW voice coil • • Aluminum PEN composite diaphragm assembly • • Neodymium ring magnetic structure • • Copper ring for reduced distortion and increased output • • Self-centering d-kit for accurate and fast service • 16 Ohm version available • Specifications • Throat Diameter36 mm (1.4 in) • Nominal Impedance8 Ω • Minimum Impedance6.4 Ω • Nominal Power Handling1110 W • Continuous Power Handling2220 W • Sensitivity3112.0 dB • Frequency Range0.8 - 20.0 kHz • Recommended Crossover41.2 kHz • Voice Coil Diameter75 mm (3.0 in) • Winding MaterialAluminum • Diaphragm MaterialAluminum - Pen • Flux Density2.0 T • Magnet MaterialNeodymium