BMS BMS8N519L 8 N 519 L – 8″ Neodymium Bass Midrange Speaker 250 W 8 Ohm

• 94 dB sensitivity 1 W / 1 m
• 250 W Power handling
• 2" voice coil
• Double treated cone for water protection
• Neodymium magnet system
• Tripie aluminum demodulating rings for ultra low distortion
• Optimal for compact 2-way systems
• Light weight carbon fibre diaphragm

Nominal Specifications

    * Nominal Diameter 8“, 200 mm
    * Overall Diameter 8.81/8.18“, 223.8/207.9 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 6.5 Ohm
    * Nominal Impedance 8 Ohm
    * Nominal Power Handling*** 150 W
    * Maximum Power Handling**** 300 W
    * Sensitivity (1W/1m) 94 dB
    * Frequency Range 80 - 6300 Hz
    * Voice Coil Diameter 2“, 52 mm
    * Winding Material Aluminium
    * Former Material Glass Fiber
    * Winding Depth 0.53“, 13.5 mm
    * Magnetic Gap Depth 0.31“, 8 mm
    * Flux Density 1 T


THIELE & SMALL Parameters

    * Resonant Frequency (fs) 76 Hz
    * DC Resistance (Re) 5.8 Ohm
    * BL Product (BL) 9.86 N/A
    * Diaphragm Mass inc. Airload (Mms) 20.9 grams
    * Mechanical Compliance of Suspension (Cms) 0.2 mm/N
    * Rms 2.11 Kg/s
    * Electromagnetic Q (Qes) 0.59
    * Mechanical Q (Qms) 4.72
    * Total Q (Qts) 0.53
    * Compliance Equivalent Volume (Vas) 0.42 ft³, 11.9 dm³
    * Surface Area of Cone (Sd) 31“², 200 cm²
    * Maximum Linear Excursion (Xmax)* 5.42 mm
    * Xdamage** 12 mm
    * Coil Inductance (Le) 0.55 mH
    * Diaphragm mass (Mmd) 19.4 g
    * Eta Zero 0.85 %

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 Specifications

    * Nominal Diameter 8“, 200 mm
    * Overall Diameter 8.81/8.18“, 223.8/207.9 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 5.9 Ohm
    * Nominal Impedance 8 Ohm
    * Nominal Power Handling*** 200 W
    * Maximum Power Handling**** 400 W
    * Sensitivity (1W/1m) 92 dB
    * Frequency Range 80 - 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 0.27“, 7 mm
    * Flux Density 1.05 T


THIELE & SMALL Parameters

    * Resonant Frequency (fs) 74 Hz
    * DC Resistance (Re) 5.1 Ohm
    * BL Product (BL) 8.9 N/A
    * Diaphragm Mass inc. Airload (Mms) 23 grams
    * Mechanical Compliance of Suspension (Cms) 0.2 mm/N
    * Rms 2 Kg/s
    * Electromagnetic Q (Qes) 0.69
    * Mechanical Q (Qms) 5.30
    * Total Q (Qts) 0.61
    * Compliance Equivalent Volume (Vas) 0.32 ft³, 9 dm³
    * Surface Area of Cone (Sd) 27.5“², 177.3 cm²
    * Maximum Linear Excursion (Xmax)* 8.48 mm
    * Xdamage** 12.9 mm
    * Coil Inductance (Le) 0.6 mH
    * Diaphragm mass (Mmd) 21.6 g
    * Eta Zero 0.5 %

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

• 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

• 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 for low Power Compression
• Double treated Cone for Water Protection
• Neodymium Magnet System
• Triple Aluminum demodulating Rings for ultra low Distortion
• Optimal for compact 2- or 3-way Systems