DS18 ZR8.2D Elite-Z 8 Inch Car Audio Subwoofer Owner’s Manual
- June 3, 2024
- DS18
Table of Contents
DS18 ZR8.2D Elite-Z 8 Inch Car Audio Subwoofer
DIMENSION
ZR8.2D
SPECIFICATIONS
MOTOR
- Nominal Diameter……………………………………………………………………………………………………….8”
- Nominal Impedance…………………………………………………………………………………..2+2 OHMS
- RMS Power Handling………………………………………………………………………………..450W
- MAX Power Handling………………………………………………………………………………..900W
- Sensitivity (1w/1m)…………………………………………………………………………………….82 dB
- Frequency Response…………………………………………………………………..33Hz – 200 Hz
- Recommended Lo Pass Crossover………………………………………………120 Hz
- Voice Coil Diameter ………………………………………………………………….2” / 50.8mm
- VC Former Material……………………………………………Aluminum
- Winding Material……………………………………………………………………………..Copper / Cobre
- Cone Material…………………………………………………Non-Pressed Paper
- Dust Cap Material……………………………………………………………………………………..PPI
- Surround Material…………………………………………………………………….. Foam
- Basket Material……………………………………………………………………………………..Steel
- Basket Color/Finish…………………………………………..Matte Black
- Magnet Material……………………………………………………………………………………….Ferrite
- Magnet Weight……………………………………………………………………………………………………………….55 oz
- Displacement Volume………………………………………………………………………0.03 ft3
THIELE & SMALL PARAMETERS
- Equivalent Volume………………………………………………………….Vas………………………….5.74 L
- Excursion (one way)……………………………………………………………….Xmax……………………..18mm
- Free Air Resonance…………………………………………………….Fs……………………………..40Hz
- Mechanical Factor…………………………………………………………………..Qms………………………….4.38
- Electrical Factor……………………………………………………………………….Qes……………………………0.66
- Total Factor………………………………………………………………………………………Qts……………………………0.57
- Moving Mass…………………………………………………………………….Mms…………………..112.72g
- Compliance………………………………………………………………Cms………..105.133µ m/N
- BL Factor………………………………………………………………………………………………Bl……………………………….6.67
- Voice Coil Inductance…………………………………………….373.76m mH
- Cone Area…………………………………………………………………………………….Sd………………………196 Cm2
- DC Resistance……………………………………………………………………………Re………………1.8 + 1.8 ohm
- Efficiency…………………………………………………………………………….EBP……………………………60.6
MEASUREMENTS
- Overall Diameter………………………………………………………………………………………..8.42” / 214mm
- Overall Depth……………………………………………………………………………………………5.3” / 134mm
- Front Mount Baffle Cutout………………………………………………..7.24” / 184mm
- Mounting Depth…………………………………………………………………………4.4” / 111.4mm
- Motor Diameter…………………………………………………………………………………….5.7″ / 145mm
ZR8.4D
SPECIFICATIONS
MOTOR
- Nominal Diameter……………………………………………………………………………………………………….8”
- Nominal Impedance………………………………………………………………………………..4+4 OHMS
- RMS Power Handling………………………………………………………………………………….450W
- MAX Power Handling…………………………………………………………………………………900W
- Sensitivity (1w/1m)…………………………………………………………………………………….82 dB
- Frequency Response……………………………………………………………………33Hz – 200 Hz
- Recommended Lo Pass Crossover………………………………………………120 Hz
- Voice Coil Diameter…………………………………………………………………2” / 50.8mm
- VC Former Material……………………………………………Aluminum
- Winding Material……………………………………………………………………………….Copper
- Cone Material…………………………………………………Non-Pressed Paper
- Dust Cap Material……………………………………………………………………………………..PPI
- Surround Material…………………………………………………………………….. Foam
- Basket Material……………………………………………………………………………………..Steel
- Basket Color/Finish……………………………………………Matte Black
- Magnet Material……………………………………………………………………………………….Ferrite
- Magnet Weight…………………………………………………………………………………………………………………55 oz
- Displacement Volume……………………………………………………………………….0.03 ft3
THIELE & SMALL PARAMETERS
- Equivalent Volume…………………………………………………………..Vas………………………….5.33 L
- Excursion (one way)………………………………………………………………..Xmax……………………..18mm
- Free Air Resonance……………………………………………………..Fs……………………………..45Hz
- Mechanical Factor…………………………………………………………………..Qms…………………………….4.7
- Electrical Factor………………………………………………………………………..Qes………………………….0.745
- Total Factor…………………………………………………………………………………….Qts………………………….0.643
- Moving Mass……………………………………………………………………Mms………………………….97g
- Compliance…………………………………………………………………Cms……………..97.58µ m/N
- BL Factor………………………………………………………………………………………………Bl……………………………….9.48
- Voice Coil Inductance………………………………………..Le………………551.18m mH
- Cone Area……………………………………………………………………………………..Sd………………………196 Cm2
- DC Resistance…………………………………………………………………………….Re………………3.4 + 3.4 ohm
- Efficiency…………………………………………………………………………….EBP……………………………60.4
MEASUREMENTS
- Overall Diameter…………………………………………………………………………………………8.42” / 214mm
- Overall Depth…………………………………………………………………………………………….5.3” / 134mm
- Front Mount Baffle Cutout……………………………………………….7.24” / 184mm
- Mounting Depth…………………………………………………………………………4.4” / 111.4mm
- Motor Diameter…………………………………………………………………………………….5.7″ / 145mm
Recommended Box Dimension
Single Subwoofer Sealed Box
Parameters
- Box External Dimensions (WxHxD): 11.81”x 8.66”x7.91”
- Material Thickness: 0.51” / 13 mm
- Net Internal Volume 0.30 ft3
Wood Cuts Qty
- Top-Bottom: (WxH): 11.81”x7.91” 2
- Front-Rear: (WxH): 11.81”x7.64” 2
- Left-Right (WxH): 6.89”x7.64” 2
Single Subwoofer Ported Box
Parameters
- Box External Dimensions (WxHxD): 19.69”x 8.66”x8.51”
- Material Thickness: 0.51” /13mm
- Net Internal Volume: 0.50 ft3
- Tuning Frequency: 45 Hz
- Port Area: 7.52 inch2
- Port Inlet: 0.98”x 7.64
- Port Length: 16.59”
Wood Cuts Qty
- Top-Bottom (WxH): 19.69”x8.51” 2
- Front : 18.19”x7.64” 1
- Rear: 19.69”x7.64” 1
- Left: 7.49”x7.64” 1
- Right: 8.00”x7.64” 1
- Port: 6.50”x7.64” 1
- Port: 8.07”x7.64” 1
Double Subwoofer Ported Box
Parameters
- Box External Dimensions(WxHxD): 27.56”x 9.84”x 9.92”
- Material Thickness: 0.51” / 13mm
- Net InternalVolume: 1.00 ft3
- Tuning Frequency: 45 Hz
- Port Area: 15.03 inch2
- Port Inlet: 1.70×8.82”
- Port Length: 15.28”
Wood Cuts Qty
- Top-Bottom (WxH): 27.56”x9.92” 2
- Front: 25.34”x8.82” 1
- Rear: 27.56”x8.82” 1
- Left: 8.89”x8.82” 1
- Right: 9.41”x8.82” 1
- Port: 7.19”x8.82” 1
- Port: 5.36 ”x8.82” 1
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