Peerless 830 951 10″, XXLS Car Subwoofer

Specifications Impedance:
4 Ohm Megaphone Depth:
135.7 mm Hole Diameter:
169.6 mm Sensitivity:
90.3 db Size:
10 Inches

• 3'' sandwich voice coil fiberglass former and aluminium winding
• Progressive wave Konex spider
• Cloth surround with DAR technology
• Cone waterproof treatment
• Ventilated voice coil to reduce power compression
• BMF ferrite magnet
• 95.8 dB sensitivity

Nominal Diameter     250 mm (10 in)
Overall Diameter     256.8 mm (10.1 in)
Bolt Circle Diameter     243.8 mm (9.60 in)
Baffle Cutout Diameter     233.8 mm (9.20 in)
Depth     102 mm (4.02 in)
Flange and Gasket Thickness     8 mm (0.31 in)
Net Weight     2.25 Kg (4.96 lb)
Shipping Box
(Single Carton Box)     140x280x282 mm (5.51x11.02x11.10 in)
Shipping Weight     2.6 Kg (5.73 lb)

Nominal Impedance     8 Ohm
Minimum Impedance     6.8 Ohm
Nominal Power Handling ***     150 W
Maximum Power Handling ****     300 W
Sensitivity (1W/1m)     96 dB
Frequency Range     50÷4500 Hz
Voice Coil Diameter     37 mm (1.46 in)
Winding Material     Al
Former Material     Kapton
Winding Depth     12 mm (0.47 in)
Magnetic Gap Depth     8 mm (0.31 in)
Flux Density     1 T


Fs     55 Hz
Re     5.9 Ohm
Qes     0.7
Qms     9
Qts     0.6
Vas     44 dm^3 (1.55 ft^3)
Sd     327.7 cm^2 (50.79 in^2)
Xmax *     4.67 mm
Xdamage **     10.4 mm
Mms     22.5 g
Bl     8.2 N/A
Le     0.42 mH
Mmd     20 g
Cms     0.3 mm/N
Rms     0.9 Kg/s
Eta Zero     1.4 %
EBP     79 Hz

• Category of diameter 10 inch / 25 cm
• Magnet type Neodymium
• Shape Cylindrical
• External diametre 261 mm
• Mounting diametre 230 mm
• Basket front tickness 12.5 mm
• Depth 109.5 mm
• Znom 8 ohm
• Brand B&C Speakers
• Type Cone driver
• Impedance 8 ohm
• Voice coil diameter 2.5“
• Sensitivity 98.5dB
• Nominal power handling 200W
• Max power handling 400W
• Fs 61Hz
• Re 5.4ohm
• Zmin 6.2ohm
• Qts 0.31
• Qms 5
• Qes 0.33
• Vas 32L
• Sd 320cm²
• Xmax 4mm
• Mms 29gr
• Le 0.5mH
• Efficiency 3%
• EBP 185
• Frequency range 60-4000 Hz
• Forme suspension Double roll
• Forme membrane Exponential
• Spider Single
• Fil bobine Aluminium
• Voice coil former Glass fiber
• Winding depth 12 mm
• Magnetic gap depth 8 mm
• Recommended load 26 L (tuned ar 67 Hz)
• Shipping weight 2.65kg

Nominal Specifications

    Nominal Diameter 10“, 250 mm
    Overall Diameter 10.28“, 261 mm
    Bolt Circle Diameter 9.69“, 246 mm
    Baffle Cutout Diameter 9.06“, 230 mm
    Depth 5.56“, 141.3 mm
    Flange and Gasket Thickness 0.49“, 12.5 mm


Electrical Specifications

    Minimum Impedance 7.3 Ohm
    Nominal Impedance 8 Ohm
    Nominal Power Handling*** 700 W
    Maximum Power Handling**** 1,400 W
    Sensitivity (1W/1m) 96 dB
    Frequency Range 60 - 4000 Hz
    Voice Coil Diameter 4“, 100 mm
    Winding Material Aluminium
    Former Material Glass Fiber
    Winding Depth 0.87“, 22 mm
    Magnetic Gap Depth 0.47“, 12 mm
    Flux Density 1.3 T


THIELE & SMALL Parameters

    Resonant Frequency (fs) 60 Hz
    DC Resistance (Re) 5.5 Ohm
    BL Product (BL) 25.7 N/A
    Diaphragm Mass inc. Airload (Mms) 72.5 grams
    Mechanical Compliance of Suspension (Cms) 0.096 mm/N
    Rms 4.58 Kg/s
    Electromagnetic Q (Qes) 0.22
    Mechanical Q (Qms) 6.01
    Total Q (Qts) 0.23
    Compliance Equivalent Volume (Vas) 0.55 ft³, 15.65 dm³
    Surface Area of Cone (Sd) 52.5“², 339 cm²
    Maximum Linear Excursion (Xmax)* 9 mm
    Xdamage** 12.5 mm
    Coil Inductance (Le) 0.85 mH
    Diaphragm mass (Mmd) 69 g
    Eta Zero 1.46 %

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