Precision Devices PD.184C01 18" Bass Driver NEW! AUTHORIZED DISTRIBUTOR!
BRAND NEW, UNOPENED
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SPECIFICATIONS |
Nominal Diameter |
18" / 460 mm |
Nominal Impedance |
8 Ω |
Available Impedance |
4 /8 /16 Ω |
Voice Coil Diameter |
4.0" / 101 mm |
Power Rating |
700 W (A.E.S.) |
Peak Power (6dB Crest Factor) |
2800 W (A.E.S.) |
Sensitivity (1w / 1m) |
98 dB |
Frequency Range |
40 Hz - 1 kHz |
Recommended Enclosure Volume |
100 - 300 Litres |
Resonance |
30 Hz |
Voice Coil Winding Depth |
22 mm / 0.87" |
Magnet Gap Depth |
11 mm / 0.43" |
Flux Density |
0.98 Tesla |
Magnet Material |
Ceramic |
Voice Coil Material |
Copper |
Former Material |
Glass Fibre |
Dust Dome Material |
Paper |
Suspension Material |
Fabric |
Cone Surround Material |
Paper / Fabric |
THIELE SMALL PARAMETERS |
Fs |
30 Hz |
Re |
4.81 Ω |
Qms |
15.2 |
Qes |
0.23 |
Qts |
0.23 |
Le |
0.47 mH |
L2 |
1.56 mH |
R2 |
57.43 Ω |
Vas |
337.07 Litres |
Mms |
163.37 g |
Sd |
1164.16 cm² |
Cms |
0.18 mm/N |
Bl |
25.21 T/m |
Xmax |
8 mm |
Xlim (+/-) |
16 mm |
Vd |
0.931 Litres |
Reference Efficiency |
3.65 % |
MOUNTING AND SHIPPING INFORMATION |
Overall Diameter |
474 mm |
Width Across Flat |
459 mm |
Flange Height |
14.5 mm |
Depth |
174 mm |
Magnet Diameter |
225 mm |
Chassis Shoulder Diameter |
415.5 mm |
Outer Bolt Circle |
6x M8 on 455 mm PCD |
Inner Bolt Circle |
N/A |
Nett Weight |
14 Kg / 30.86 lb |
Shipping Weight |
15.25 Kg / 33.62 lb |
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