21'' inch super bass speaker 5inch voice coil Maximum Power Handling 4000w rated power 1500watt sub woofer for outdoor show
MODEL:GB21125
General Specifications
Nominal diameter:545MM/21 inch
Nominal impedance:8 ohm
Minimum Impedance :6 ohm
Nominal Power Handling:1500W
Continuous Power Handling:3000W
Sensitivity 1W/1M :96.5 dB
Frequency range:30 - 1000 Hz
voice coil diameter:125mm/5 inch
Winding Material :Copper
Paper cone material:import RDM cloth-edge
Magnet :Φ250 Ferrite Ring
Thiele & Small Parameters
Fs (Resonance Frequency):30Hz
Re (DC Resistance):5.1 ohm
Qms(Mechanical Factor ):10
Qes(Electrical Factor ):0.24
Qts(Total Factor ):0.23
Vas(Equivalent Cas Air Load):269L
Mms(Effective Moving Mass):407gr
Bl(BL Factor ):40.8T.m
Sd(Effettive Piston Area):1680cm²
Mounting & Shipping Information
Overall Diameter: 545mm
Bolt circle Diameter:520mm
Baffle Cutout Diameter :500mm
Depth:248mm
Net Weight:19.5kg
Shipping Weight:21.3kg