18 inch high quality high power outdoor 115 mm voice coil speaker driver bass

ITEM:R1318NS115

General Specifications 

Nominal diameter:466MM/18 inch 

Nominal impedance:8 ohm 

Nominal Power Handling: 1000W 

Continuous Power Handling:2000W 

Sensitivity 1W/1M :96dB 

 Frequency range: 30 - 1500 Hz 

voice coil diameter: 115mm/4.5 inch 

Winding Material :Copper 

Magnet : Neodymium Ring 

Thiele & Small Parameters 

Fs (Resonance Frequency ):38Hz 

Re (DC Resistance):5.6ohm 

Qms(Mechanical Factor ):8.5 

Qes(Electrical Factor ):0.37 

Qts(Total Factor ):0.36 

Vas(Equivalent Cas Air Load):120L 

Mms(Effective Moving Mass):331gr 

Bl(BL Factor ):34.9T.m 

Sd(Effettive Piston Area ):1120cm² 

Mounting & Shipping Information 

Overall Diameter :466mm 

Bolt circle Diameter :442mm 

Baffle Cutout Diameter:420mm 

Depth:215mm 

Net Weight:12kg Shipping Weight:13.8kg