B&C Speakers 12MH32

ĐẶC ĐIỂM NỔI BẬT SẢN PHẨM

Specifications
Nominal Diameter: 320 mm (12.0 in)
Nominal Impedance: 8 Ω
Minimum Impedance: 6.5 Ω
Nominal Power Handling: 400 W
Continuous Power Handling: 800 W
Sensitivity: 101.0 dB
Frequency Range: 50 - 3000 Hz
Voice Coil Diameter: 76 mm (3.0 in)
Winding Material Copper
Former Material: Glass Fibre
Winding Depth: 14.0 mm (0.55 in)
Magnetic Gap Depth: 8.0 mm (0.31 in)

Design
Surround Shape: Double Roll
Cone Shape: Radial
Magnet Material: Ferrite
Spider: Single
Pole Design: T-Pole
Woofer Cone Treatment: None

Parameters
Resonance Frequency: 53 Hz
Re: 5.2 Ω
Qes: 0.2
Qms: 7.2
Qts: 0.19
Vas: 63.0 dm3 (2.2 ft 3)
Sd: 522.0 cm2
(80.9 in 2)
η₀: 4.8 %
Xmax: 5.0 mm
Xvar: 7.0 mm
Mms: 54.0 g
Bl: 22.3 Txm
Le: 0.83 mH
EBP: 265 Hz

Mounting and Shipping Info
Overall Diameter: 316 mm (12.4 in)
Bolt Circle Diameter: 296 mm (11.6 in)
Baffle Cutout Diameter: 282.0 mm (11.1 in)
Depth: 133 mm (5.24 in)
Flange and Gasket Thickness: 12 mm (0.47 in)
Air Volume Occupied by Driver: 3.3 dm3 (0.12 ft3)
Net Weight: 7.6 kg (16.7 lb)
Shipping Units: 1
Shipping Weight: 8.5 kg (18.74 lb)
Shipping Box: 360x360x200 mm (14.17x14.17x7.87 in)

Features
800 W continuous program power capacity
76 mm (3 in) copper voice coil
50 - 3000 Hz response
101 dB sensitivity
Aluminium demodulating ring allows a very low distortion figure