B&C 12HPL64

12HPL64

• Specifications
  • Nominal diameter
    320 mm (12.0 in)
  • Nominal impedance
    8 Ω
  • Minimum impedance
    6.5 Ω
  • Nominal power handling *
    200 W
  • Continuous power handling *
    400 W
  • Sensitivity (1W/1m) *
    100.0 dB
  • Frequency range
    50 - 4000 Hz
  • Voice coil diameter
    64 mm (2.5 in)
  • Winding material
    Aluminium
  • Former material
    Glass Fibre
  • Winding depth
    13 mm (0.5 in)
  • Magnetic gap depth
    8 mm (0.31 in)
  • Flux density
    1.25 T
• Design
  • Surround shape
    Triple Roll
  • Cone shape
    Exponential
  • Magnet material
    Neodymium Inside Slug
  • Spider
    Single
  • Pole design
    Straight Pole
  • Recommended enclosure
    60.0 dm³ (2.12 ft³)
  • Recommended tuning
    60 Hz
• Parameters *
  • Fs
    52 Hz
  • Re
    6.0 Ω
  • Qes
    0.35
  • Qms
    3.3
  • Qts
    0.32
  • Vas
    85.0 dm³ (3.0 ft³)
  • Sd
    522.0 cm² (80.9 in²)
  • η₀
    3.3 %
  • Xmax
    4.0 mm
  • Xvar
    4.5 mm
  • Mms
    42 g
  • Bl
    14.9 Txm
  • Le
    1.1 mH
  • EBP
    148 Hz
• Mounting And Shipping Info
  • Overall diameter
    315 mm (12.4 in)
  • Bolt circle diameter
    296 mm (11.6 in)
  • Baffle cutout diameter
    282.0 mm (11.1 in)
  • Depth
    144 mm (5.7 in)
  • Flange and gasket thickness
    13 mm (0.5 in)
  • Air volume occupied by driver
    0.0 dm³ (0.0 ft³)
  • Net weight
    2.1 kg (4.6 lb)
  • Shipping weight
    2.8 kg (6.2 lb)
  • Shipping box
    380x380x170 mm (15x15x6.7 in)
• Service Kit
  •  
    RCK012HPL648