Sundown Audio SDDN 12" D1 (3500-watt)

LIMITED EDITION - ONLY 500 UNITS TO EVER BE MADE.

• 3.3 inch coil. In comparison this coil is massive compared to the ZV6. ONLY AVAILABLE IN D1.
• 3500 watts RMS rating (highest in our current offerings)
• Over 50% more motor force than the ZV6
• Theoretical 2db increase in a swap from the ZV6 to these
• Recone parts will be readily available
• Motor itself weighs around 100lbs.
• 10 / 12 / 15 / 18 all available in D1 only.

• Buffer[1] Vas VCompleted: Tue Apr 25 15:36:57 2023
  Drive level 100.000% [3.537 mA]
  Sine,LoZP(LV/LA)->Vas,20 pts
  ;------------------------------------------------------------------
  Re = 1.9304 ohms
  Fs = 33.2047 Hz
  Zmax = 42.5300 ohms
  Qes = 0.2230
  Qms = 4.6903
  Qts = 0.2129
  Le = 3.9838 mH (at 1 kHz)
  Diam = 241.3000 mm ( 9.5000 in )
  Sd = 45730.3524 mm^2( 70.8822 in^2)
  Vas = 14.6269 L ( 0.5165 ft^3)
  BL = 29.0291 N/A
  Mms = 466.6183 g
  Cms = 49.2355 uM/N
  Kms = 20310.5293 N/M
  Rms = 20.7560 R mechanical
  Efficiency = 0.2256 %
  Sensitivity= 85.5519 dB @1W/1m
  Sensitivity= 91.7264 dB @2.83Vrms/1m
  Krm = 12.161E-03 ohms Freq dependent resistance
  Erm = 835.587E-03 Rem=Krm*(2*pi*f)^Erm
  Kxm = 105.579E-03 Henries Freq dependent reactance
  Exm = 626.579E-03 Xem=Kxm*(2*pi*f)^Exm
  ;------------------------------------------------------------------
  Ftest = 27.353 Hz
  Ftest/Fms = 0.8238
  Test Mass used = 221.0000 g (Equal to 44.2 nickels)
  Test Mass (Ft=Fms*0.90) = 109.454 g (Add -111.546g for Ft=29.884)
  Test Mass (Ft=Fms*0.75) = 362.925 g (Add 141.925g for Ft=24.904)