DS18 PRO-RY8.4NMB 8 Inch Carbon Fiber Mid Bass Water Resistant Woofer Neod Owner’s Manual

June 9, 2024
DS18

DS18 PRO-RY8.4NMB 8 Inch Carbon Fiber Mid Bass Water Resistant Woofer

Neod

DS18-PRO-RY8.4NMB-8-Inch-Carbon-Fiber-Mid-Bass-Water-Resistant-Woofer-Neod-
PRO

SPECIFICATIONS

  • Nominal Diameter …………………………………………………………………………8″ / 203 mm
  • Nominal Impedance ………………………………………………………………………….4 OHMS
  • RMS Power Handling ……………………………………………………………..250 Watts
  • MAX Power Handling ……………………………………………………………..500 Watts
  • Sensitivity (1w/1m) ………………………………………………………………………….. 88 dB
  • Frequency Response …………………………………………………………..40Hz-12KHz
  • Recommended Lo Pass Crossover ………………………………………400 Hz
  • Sold as Pair or Single ……………………………………………………….Single / Unidad

MOTOR

  • Voice Coil Diameter ……………………………………………………..2″ / 50.8 mm
  • VC Former Material ………………………………………………………………. Til
  • Winding Material …………………………………………………………………………..CCAW
  • Cone Material ………………………..Carbon Fiber + Resin / Fibra de Carbono + Resina
  • Dust Cap Material ……………… Carbon Fiber + Resin / Fibra de Carbono +Resina
  • Surround Material ………………………………………………………. Rubber / Caucho
  • Basket Material …………………………………………………………. Aluminum / Aluminio
  • Basket Color ………………………………………………………………………………..Black / Negro
  • Magnet Material ………………………………… Neodymium Rings / Anillos de Neodimio
  • Magnet Weight ……………………………………………………………………………………………… 10 Oz
  • Displacement Volume ……………………………………………..0.56 L / 0.02 ft3

THIELE & SMALL PARAMETERS

  • Equivalent Volume ……………………..Vas…………………………………8.14 L / 0.28 ft3
  • Excursion (one way) ……………………………Xmax …………………………………………..4.1 mm
  • Free Air Resonance …………………Fs …………………………………………………. 60 Hz
  • Mechanical Factor ……………………………..Qms………………………………………………….5.43
  • Electrical Factor …………………………………..Qes …………………………………………………..0.96
  • Total Factor ………………………………………………Qts ……………………………………………………0.81
  • Mechanical Mass …………………………………Mms…………………………………………… 52.12 g
  • Mechanical Compliance ………….Cms ………………………………………0.14 mm/N
  • BL Factor ………………………………………………………Bl………………………………………………………8.83
  • Voice Coil Inductance ……..Le ……………………………………………… 0.07 mH
  • Cone Area ………………………………………………Sd…………………………………………. 206.12 cm²
  • DC Resistance ………………………………………Re…………………………………………….3.8 OHMS
  • Mechanical Mass w/o air ……………Mmd…………………………………………….. 42.7 g
  • Efficiency Bandwidth Product …………………….EBP…………………………………………………..62.5

RECOMMENDED ENCLOSURES

  • Sealed Internal Volume …………………………………………………… 14.2 L / 0.5 ft3
  • Sealed Box Output Response (F3) …………………………. 58 Hz
  • Ported Internal Volume ……………………………………………….21.2 L / 0.75 ft3
  • Port Size (Square) (WxHxLong) …………………………….1.97″x7.87″x15.8″ / 50x200x402 mm
  • Port Tunning Frequency (Fb) …………………………….. 50 Hz
  • Ported Box Output Response (F3) ………………………. 40 Hz

MEASUREMENT

  • Overall Diameter ……………………………………………………………………………..8.3″ / 212 mm
  • Overall Depth ………………………………………………………………………………4.5″ / 115 mm
  • Front Mount Baffle Cutout ………………………………………….7.2″ / 185 mm
  • Mounting Depth …………………………………………………………………..4″ / 104 mm
  • Motor Diameter ………………………………………………………………………..4.3″ / 110 mm

MEASUREMENTS

DS18-PRO-RY8 \(1\) DS18-PRO-RY8 \(2\)

RECOMMENDED BOX DIMENSION

SINGLE SPEAKER SEALED BOX

DS18-PRO-RY8 \(3\)

  • PARAMETERS
    • Box External Dimensions (WxHxD): 15.75” x 9.06“ x 9.06” / 400 mm x 230 mm x 230 mm
    • Material Thickness: 1/2“ / 15 mm
    • Net Internal Volume: 0.50 ft3 / 14.2 L
  • WOOD CUTS
    • Top / Bottom (WxH): 15.75” x 9.06” / 400 mm x 230 mm      2
    • Front / Rear (WxH): 15.75” x 7.87” / 400 mm x 200 mm      2
    • Left / Right (WxH): 7.87” x 7.87” / 200 mm x 200 mm       2

SINGLE SPEAKER PORTED BOX

DS18-PRO-RY8 \(4\)

  • PARAMETERS
    • Box External Dimensions (WxHxD): 23.62” x 9.06“ x 10.26” / 600 mm x 230 mm x 260.7 mm
    • Material Thickness: 1/2“ / 15 mm
    • Net Internal Volume: 0.75ft3 / 21.2 L
    • Tuning Frequency: 52 Hz
    • Port Area: 15.50 inch² / 100 cm²
    • Port Inlet (WxH): 1.97” x 7.87“ / 50.0 x 200 mm
    • Port Length: 15.81” / 401.7 mm
  • WOOD CUTS
    • Top / Bottom (WxH): 23.62” x 10.26” / 600 mm x 260.7 mm
    • Front (WxH): 21×06” x 7.87” / 535 mm x 200 mm
    • Rear (WxH): 23.62” x 7.87” / 600 mm x 200 mm
    • Left (WxH): 9.08” x 7.87” / 230.7 mm x 200 mm
    • Right (WxH): 9.67” x 7.87” / 245.7 mm x 200 mm
    • Port (WxH): 7.11” x 7.87” / 180.7 mm x 200 mm
    • Port (WxH): 5.55” x 7.87” / 141 mm x 200 mm

WARRANTY

Please visit our website DS18.com for more information on our warranty policy. We reserve the right to change products and specifications at any time without notice. Images may or may not included optional equipment

WARNING : Cancer and Reproductive Harm. www.P65Warning.ca.gov

FOR MORE INFORMATION PLEASE VISIT DS18.COM

References

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