15" / 18" RCF Loudspeaker Woofer Audio Speaker , 34Hz - 1kHz

15" / 18" RCF Loudspeaker Woofer Audio Speaker , 34Hz - 1kHz

Big power audio woofer PZ Series Loudspeakers 

Description:

1.special design on speaker frame;
2.copy of RCF
3.high effictive loudspeaker
4.CE & ROHS
5.ODM/OEM

Specifications:

MODEL: PZ15XB

ELECTRO ACOUSTIC SPECIFICATIONS

Nominal Chassis Diameter      15"

Impedance                   8/4Ω

Power Handling               800(A.E.S)

Usable Frequency Range        43Hz-1kHz

Sensitivity 1w/1m              97dB

Magnet Weight                126oz

Magnetic Gap Depth            0.4"/10mm

Flux Density                  1.0 Tesla

Coil Winding Height            0.95"/24mm

Voice Coil Diameter            4.0"/100mm

Former Material               Fibreglass  

Voice Coil                    Copper

Number of layers              2 layers

Magnet Material               Ferrite

Surround material              polycotton

Cone material                  pulp

THIELE SMALL PARAMETERS

FS Hz                       43

RE Ohms                    6.5

Qms                        7.45

Qes                         0.34

Qts                         0.33

Vas Ltr                      135

CMS(mm/N)                  0.124

BL T/m                      23.65

Mms(grms)                   107

Xmax mm                    10

Sd cm2                       764.5

Effi ciency%                   2.43

SHIPPING INFORMATION

Overall Diameter                16.1"/410mm

Depth                         6.5"/165mm

Weight                         13.6kg

Packing Carton Dimensions        420*420*200mm

MODEL: PZ18XB

ELECTRO ACOUSTIC SPECIFICATIONS       

Nominal Chassis Diameter      18"

Impedance                &nbs