SICA Z005064C 8 SR 2 CP 8Ω 300W SUBWOOFER 8”

• 2'' voice coil Kapton former
• Rubber surround
• Cone waterproof treatment
• Ventilated voice coil to reduce power compression
• Ferrite magnet circuit
• 91.5 dB sensitivity

Nominal Specifications

    * Nominal Diameter 8“, 200 mm
    * Overall Diameter 8.81/8.18“, 223.8/203.9 mm
    * Bolt Circle Diameter 8.27“, 210 mm
    * Baffle Cutout Diameter 7.24“, 184 mm
    * Depth 4.59“, 116.7 mm
    * Flange and Gasket Thickness 0.42“, 10.7 mm


Electrical Specifications

    * Minimum Impedance 6.4 Ohm
    * Nominal Impedance 8 Ohm
    * Nominal Power Handling*** 200 W
    * Maximum Power Handling**** 400 W
    * Sensitivity (1W/1m) 95 dB
    * Frequency Range 60 - 5000 Hz
    * Voice Coil Diameter 2“, 52 mm
    * Winding Material Aluminium
    * Former Material Glass Fiber
    * Winding Depth 0.76“, 19.3 mm
    * Magnetic Gap Depth 0.35“, 9 mm
    * Flux Density 1.15 T


THIELE & SMALL Parameters

    * Resonant Frequency (fs) 58 Hz
    * DC Resistance (Re) 5.1 Ohm
    * BL Product (BL) 11.3 N/A
    * Diaphragm Mass inc. Airload (Mms) 24 grams
    * Mechanical Compliance of Suspension (Cms) 0.31 mm/N
    * Rms 0.93 Kg/s
    * Electromagnetic Q (Qes) 0.34
    * Mechanical Q (Qms) 9.4
    * Total Q (Qts) 0.35
    * Compliance Equivalent Volume (Vas) 0.62 ft³, 17.6 dm³
    * Surface Area of Cone (Sd) 30.8“², 199 cm²
    * Maximum Linear Excursion (Xmax)* 8.15 mm
    * Xdamage** 13.5 mm
    * Coil Inductance (Le) 0.55 mH
    * Diaphragm mass (Mmd) 22 g
    * Eta Zero 1.02 %

Notes

    * *Xmax = [(winding depth - magnetic gap depth) / 2] + (magnetic gap depth / 3)
    * **Maximum excursion before permanent damage
    * ***2 Hours Test According to AES 2-1984 Rev. 2003
    * ****Maximum power is defined as 3dB greater than nominal power

• Nominal Basket Diameter 8“, 203.2 mm
• Nominal Impedance 8 ohms
• Power Rating Watts 225 W / Music Program 450 W
• Resonance 65 Hz
• Usable Frequency Range 78 Hz - 4.5 kHz
• Sensitivity 95.1
• Magnet Weight 34 oz.
• Gap Height 0.312“, 7.92 mm
• Voice Coil Diameter 2“, 50.8 mm

• Resonant Frequency (fs) 65 Hz
• DC Resistance (Re) 5.99
• Coil Inductance (Le) 0.49 mH
• Mechanical Q (Qms) 4.95
• Electromagnetic Q (Qes) 0.42
• Total Q (Qts) 0.38
• Compliance Equivalent Volume (Vas) 23.3 liters / 0.82 cu. ft.
• Peak Diaphragm Displacement Volume (Vd) 63 cc
• Mechanical Compliance of Suspension (Cms) 0.37 mm/N
• BL Product (BL) 9.6 T-M
• Diaphragm Mass inc. Airload (Mms) 16 grams
• Efficiency Bandwidth Product (EBP) 156
• Maximum Linear Excursion (Xmax) 3.0 mm
• Surface Area of Cone (Sd) 210.0 cm²
• Maximum Mechanical Limit (Xlim) 7.4 mm

• Recommended Enclosure Volume Sealed 5.7-9.9 liters/0.2-0.35 cu.ft. Vented 8.5-19 liters/0.3-0.67 cu.ft.
• Overall Diameter 8.24“, 209.2 mm
• Baffle Hole Diameter 7.13“, 181 mm
• Front Sealing Gasket fitted as standard
• Rear Sealing Gasket fitted as standard Mounting Holes Diameter 0.22“, 5.5 mm
• Mounting Holes B.C.D. 7.75“, 196.9 mm
• Depth 3.5“, 89 mm

• Aluminum voice coil
• Polyimide former
• Ferrite magnet
• Vented core
• Pressed steel basket
• Paper Cone
• Cloth cone edge
• Solid composition pape dust cap

• Great for line arrays and horn loading
• Neodymium magnet assembly
• Ventilated voice coil gap for reduced power compression
• Inductance-reducing copper cap on pole piece extends HF response
• 2" copper voice coil on polyimide former
• 400 watts continuous program power capacity
• 65 - 3,000 Hz response

• 96 dB Sensitivity 1 W / 1 m
• 200 W Power Handling
• 2" Aluminium Sandwich Voice Coil
• Double treated Cone for Water Protection
• Triple Aluminum demodulating Rings for ultra low Distortion
• Optimal for compact 2-way Systems

• 93 dB sensitivity 1 W / 1 m
• 200 W + 80 W Power Handling
• 2" + 1.75" Sandwich Voice Coil
• Single Point Source providig coherent Wave Front
• 90° conical Dispersion
• Optimal for compact 2- or 3-way Systems