DS18 ZR 8" Subwoofer with 900 Watts Dvc 4-Ohm

SPECS

SKU
ZR8.4D
Nominal Diameter
8" / 203.3mm
Nominal Impedance
4 + 4 Ohm
RMS Power Handling
450W
Maximum Power Handling
900W
Sensitivity (1w/1m)
82 dB
Frequency Response
33-200Hz
Recommended Lo Pass Crossover
120Hz

MOTOR

Voice Coil Diameter
2" / 50.8mm
Voice Coil Former Material
Aluminum
Winding Material
Copper
Cone Material
Non-Pressed Paper
Dust Cap Material
PPI
Surround Material
Foam
Basket Material
Steel
Basket Color/Finish
Black Matte
Magnet Material
Ferrite
Magnet Weight
55 Oz
Displacement Volume
0.03 ft3

THIELE & SMALL PARAMETERS

Equivalent Volume Vas
5.33 L
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
97.58? m/N
Bl Factor BI
9.48
Voice Coil Inductance Le
551.18m mH
Diaphragm Area Sd
196 Cm2
DC Resistance Re
3.4 + 3.4 Ohm
Efficiency Bandwidth Product EBP
60.4

MEASUREMENTS

Overall Diameter
8.42" / 214mm
Overall Depth
5.3" / 134.8mm
Front Mount Baffle Cutout
7.24" / 184mm
Mounting Depth
4.4" / 111.8mm
Motor Diameter
5.7" / 145mm
Gross Single Unit Weight (lb)
10.5
Dimensions W x L x H (Inches)
9.5 x 9.5 x 6.5
Quantity of Units in Master Carton
2
Gross Master Carton Weight (lb)
21.5
M/C Dimensions W x L x H (Inches)
10 x 10 x 13.75