Description

New, unused speaker drivers from remaining stock available. Unfortunately, there is no longer any warranty. Only 6 units available! 98 dB SPL at 1 W / 1 m, average efficiency 75-mm-(3-inch-)interleaved sandwich voice coil (ISV) Power handling: 400 W nominal, 600 W program power Neodymium magnet system with high driving force Suitable for compact enclosures with high power handling **General information** Product type: cone speaker Reference: 12ND730 Product code: ALT120730WF08NA **Information** Nominal impedance: 8 Ohm Size: 12.5 inch Application range: Subwoofer, Low, Midbass Manufacturer sensitivity: 98 dB Calculated sensitivity: 97.18 dB Nominal power handling: 400 W Maximum power handling: 600 W Frequency range: 53–5000 Hz **Basic parameters** Sd: 5 cm² Mms: 55 g Cms: 230 µm/N Le: 1.73 mH Re: 5.6 Ohm BL: 19.2 T·m **Small-signal parameters** Fs: 45 Hz Qes: 0.24 Qms: 5.13 Qts: 0.23 Vas: 90 l **Additional data** Xmax: ±6.5 mm EBP: 188 Hz Fs / Qts: 196 Hz Vas × Qts²: 4.77 l Calculated efficiency: 3.29 % Weight: approx. 3.8 kg **Dimensions** Voice coil diameter: 3 inch Outside diameter: 315 mm Baffle cutout diameter: 282 mm Overall depth: 132 mm Front thickness: 11 mm Depth behind the front: 121 mm Magnet diameter: 135.21 mm **Shape and materials** Front design: cylindrical Magnet type: Neodymium

Specifications