SICA Z005120C 8 E 2 CS 8Ω 260W PROFESSIONAL SPEAKER FERRITE 8”

2″ voice coil Kapton former Ventilated voice coil to reduce power compression 94.5 dB sensitivity

Professional Woofer  Code Z005120

General Specifications

Nominal Diameter:   209mm (8″)
Nominal Impedance:   8Ω
Rated Power AES:   130W
Continuous Program Power:   260W
Sensitivity @ 1W/1m:   94.5dB
Voice Coil Diameter:   50mm (2″)
Voice Coil Winding Depth:   11mm
Magnetic Gap Depth:   8mm
Flux Density:   1.00T
Magnet Weight:   810g
Net Weight:   2.8kg

Constructive Characteristics

Magnet:   Ferrite
Basket Material:   Pressed Sheet Steel
Voice Coil Winding Material:   Copper
Voice Coil Former Material:   Kapton
Cone Material:   Paper
Cone Treatment:   No
Surround Material:   Treated Cloth
Dust Dome Material:   Solid Paper

Thiele/Small Parameters

Re:   6.06Ω
Qms:   2.58
Qts:   0.35
Cms:   282µm/N
Vas:   18.2l
X max:   +/-3.2mm
η0:   1.28%
Fs:   66.5Hz
Qes:   0.40
Mms:   20.3g
Bxl:   11.30Tm
Sd:   213.8cm2
X var:   +/-6.0mm
Le (1kHz):   0.88mH