ดอกลำโพง8นิ้ว 18Sound รุ่น 8MB500

95 dB SPL 1W / 1m average sensitivity
51 mm (2 in) Interleaved Sandwich Voice coil (ISV)
400 Watt program power handling
Triple roll suspension for increased motion control
Weather protected treated cellulose cone
Lightweight diecast aluminum basket design
Suitable for compact two way and multiway systems

General
Product type
Cone driver
Brand
Eighteen Sound
Offer Reference
8MB500
Product code
ALT080500WF08FA
Informations
Nominal impedance
8 ohm
Dimensional category
8.5 inch
Frequency coverage type
Midbass, Midrange, High midrange
Manufacturer sensitivity
95 dB
Calculated sensitivity
94.17 dB
Nominal power handling
280 W
Max power handling
400 W
Bandwidth
60÷4500 Hz
Fundamental parameters
Sd
230 cm²
Mms
17 gr
Calculated Mmd
12.98 gr
Cms
276 µm/N
Le
0.6 mH
Re
5.1 ohm
BL
9 T.m
Small signal parameters
Fs
74 Hz
Qes
0.51
Qms
2.66
Qts
0.43
Vas
21.5 L
Datas
Xmax
±6 mm
EBP
145 Hz
Zmin
5.8 ohm
Fs / Qts
172 Hz
Vas * Qts²
3.98 L
Calculated efficiency
1.64 %
Weight
~3.4 kg
Recommended load volume
25 L
Dimensions
Voice coil diameter
2 inch
Outside diameter
210 mm
Baffle cutout diameter
186 mm
Depth
99 mm
Front thickness
14 mm
Depth after front
85 mm
Diamètre aimant (mm)
134 mm
Shape & Materials
Front chape
Cylindrical
Magnet type
Ferrite
Basket masterial
Aluminium
Winding material
Aluminium
Surround shape
Triple roll
Surround material
Cloth
Cone shape
Curvilinear