SD-Series v.4 8" Neo Subwoofer

$318.99

  • RMS 400 watts
  • Dual 2 or 4 ohm voice coils
  • Optimized for small, sealed enclosures
  • Lightweight Neodymium motor
  • Computer-optimized foam “w” surround
  • Two-inch 8-layer copper voice coil
  • Large aluminum Faraday ring for smooth acoustic response
  • Patented high strength cast aluminum frame
  • Low distortion motor construction
  • High-temperature voice coil wire
  • Spring-loaded terminals
  • Stitched-on tinsel lead wires
The SD-4 series truly is a world-class sound quality woofer with low mounting depth, small box requirements, yet extraordinarily high power handling. It's the ideal choice for anyone seeking a high-quality, low-mounting-depth subwoofer that performs hammers in small enclosures. With enhanced mechanical durability and superb sound quality, you get the perfect marriage of form and function.

    Specifications

    RE (Ohms) 4.2018 6.4276
    FS (Hz) 35.6841 36.2549
    VAS (L) 12.1640 12.8320
    Qes 0.5783 0.6561
    Qms 5.7988 5.7301
    Qts 0.5259 0.5887
    Le (mH) 4.4242 6.0746
    BL (NA) 13.1700 14.7716
    Mms (Grams) 106.4747 97.7789
    Cms (uM/N) 186.8295 197.0082
    Sens (dB @ 1w/1m) 81.5509 81.4416
    Xmax 14.5mm 14.5mm
    T/S SPECS SD-4 8″ D2 SD-4 8″ D4
     

    Enclosure Specifications

    Sealed Enclosure 0.33-0.5 cu ft
    Ported Enclosure Not Recommended
    Recommended Tuning N/A
    Recommended Port Area N/A
    Displacement 0.07 cu ft
    Depth 4.6"
    Outside Diameter 8.70"
    Cut-Out 7.30"
    Physical Dimensions Download