DS18 ZR12.2D 12 Inch Subwoofer Owner’s Manual
- June 5, 2024
 - DS18
 
Table of Contents
- DS18 ZR12.2D 12 Inch Subwoofer
 - ZR12.2D
 - SPECIFICATIONS
 - MOTOR
 - THIELE & SMALL PARAMETERS
 - MEASUREMENTS
 - ZR12.4D
 - SPECIFICATIONS
 - MOTOR
 - THIELE & SMALL PARAMETERS
 - MEASUREMENTS
 - Recommended Box Dimension
 - Single Subwoofer Ported Box
 - Double Subwoofer Ported Box
 - Read User Manual Online (PDF format)
 - Download This Manual (PDF format)
 
DS18 ZR12.2D 12 Inch Subwoofer

ZR12.2D

SPECIFICATIONS
- Nominal Diameter……………………………12”/ 305mm
 - Nominal Impedance …………………………………………2+2 OHMS
 - RMS Power Handling ……………………………………..750W
 - MAX Power Handling …………………………………………….1500W
 - Sensitivity (1w/1m) ……………………………………………………..82 dB
 - Frequency Response ……………………………….25Hz – 200 Hz
 - Recommended Lo Pass Crossover…………………………………..90 Hz
 
MOTOR
- Voice Coil Diameter ………………………………………….2.5″ / 61.6mm
 - 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……………………………………………….100 oz
 - Displacement Volume ………………………………………….0.07 ft3
 
THIELE & SMALL PARAMETERS
- Equivalent Volume: ……………………Vas………………………….22.2 L
 - Excursion (one way) …………………………….Xmax……………………..25mm
 - Free Air Resonance…………………………..Fs……………………………..28Hz
 - Mechanical Factor ……………………………………………Qms……………………………5.08
 - Electrical Factor …………………………………………………..Qes…………………………….0.94
 - Total Factor…………………………………..Qts……………………………0.79
 - Moving Mass …………………………………………….Mms……………………..268.1g
 - Compliance ………………………………Cms………………..66.4μ m/N
 - BL Factor ……………………………………….Bl………………………………….10.7
 - Voice Coil Inductance ……………Le…………………818.8m mH
 - Cone Area ………………………………….Sd…………………502.73 Cm2
 - DC Resistance ……………………………Re………………3.4 + 3.4 ohm
 - Efficiency Bandwidth Product……………………………………….EBP……………………………29.8
 
MEASUREMENTS
- Overall Diameter……………………………………………12.44” / 316mm
 - Overall Depth………………………………………………….7.7”/195.56mm
 - Front Mount Baffle Cutout……………………………………….11”/279.43mm
 - Mounting Depth …………………………………………………………..6.6”/168mm
 - Motor Diameter…………………………………………………6.1″ / 155mm
 
ZR12.4D

SPECIFICATIONS
- Nominal Diameter……………………… 12”/ 305mm
 - Nominal Impedance …………………………………………4+4 OHMS
 - RMS Power Handling …………………………………… .750W
 - MAX Power Handling ……………………………………………1500W.
 - Sensitivity (1w/1m) ……………………………………………………82 dB
 - Frequency Response ………………………………..25Hz – 200 Hz
 - Recommended Lo Pass Crossover………………………………….90 Hz
 
MOTOR
- Voice Coil Diameter ………………………………………….2.5″ / 61.6mm
 - 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……………………………………………….100 oz
 - Displacement Volume ………………………………………….0.07 ft3
 
THIELE & SMALL PARAMETERS
- Equivalent Volume: ……………………Vas………………………….22.2 L
 - Excursion (one way) …………………………….Xmax……………………..25mm
 - Free Air Resonance…………………………..Fs……………………………..28Hz
 - Mechanical Factor ……………………………………………Qms……………………………5.08
 - Electrical Factor …………………………………………………..Qes…………………………….0.94
 - Total Factor…………………………………..Qts……………………………0.79
 - Moving Mass …………………………………………….Mms……………………..268.1g
 - Compliance ………………………………Cms………………..66.4μ m/N
 - BL Factor ……………………………………….Bl………………………………….10.7
 - Voice Coil Inductance ……………Le…………………818.8m mH
 - Cone Area ………………………………….Sd…………………502.73 Cm2
 - DC Resistance ……………………………Re………………3.4 + 3.4 ohm
 - Efficiency Bandwidth Product……………………………………….EBP……………………………29.8
 
MEASUREMENTS
- Overall Diameter …………………………………………………….12.44” / 316mm
 - Overall Depth…………………………………….7.7”/195.56mm
 - Front Mount Baffle Cutout ………………………………..11”/279.43mm
 - Mounting Depth …………………………………………………….6.6”/168mm
 - Motor Diameter ………………………………………………………..6.1″ / 155mm
 
Recommended Box Dimension

Parameters
- Box External Dimensions: (WxHxD): 31.50”x 13.39”x9.11”
 - Material Thickness 0.75” / 19 mm
 - Net Internal Volume1.50 ft3
 
Wood Cuts
- Top-Bottom: (WxH): 31.00”x9.11”
 - Front-Rear (WxH): 31.50”x11.89”
 - Left-Right: (WxH): 7.61”x11.89”
 
Single Subwoofer Ported Box

Parameters
- Box External Dimensions: (WxHxD): 23.15”x 14.49”x18.62”
 - Material Thickness 0.75” (3/4) / 19mm
 - Net Internal Volume :2.40 ft3
 - Tuning Frequency: 32 Hz
 - Port Area: 25.57 inch2
 - Port Inlet (WxH): 1.97”x 12.99”
 - Port Length 23.09”
 
Wood Cuts
- Top-Bottom 23.15”x18.62”
 - Front: 20.43”x12.99”
 - Rear: 23.15”x12.99”
 - Left: 17.12”x12.99”
 - Right: 17.87”x12.99”
 - Port: 15.15”x12.99”
 - Port: 4.47”x12.99”
 
Double Subwoofer Ported Box

Parameters
- Box External Dimensions: (WxHxD): 36.22”x 14.49”x 20.83”
 - Material Thickness: 0.75” (3/4) / 19mm
 - Net Internal Volume: 4.00 ft3
 - Tuning Frequency: 31 Hz
 - Port Area: 51.15 inch2
 - Port Inlet: 3.94×12.99”
 - Port Length: 27.10”
 
Wood Cuts
- Top-Bottom: 36.22”x20.83”
 - Front : 31.54”x12.99”
 - Rear 36.22”x12.99”
 - Left 19.34”x12.99”
 - Right 20.09”x12.99”
 - Port 15.40”x12.992”
 - Port 6.26”x12.992”
 
FOR MORE INFORMATION PLEASE VISIT DS18.COM
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>