Haut-parleur BMS 8C250 - Coaxial Transducteur
[8C250-8+16] Avis/Critiques Features :
- 93dB sensitivity 1W/1m
- 200W + 80W Power handling
- 2” + 1.75” sandwich voice coil
- Single point source providing coherent wave front
- 90° conical dispersion
- Optimal for compact 2- or 3-way systems
SPECIFICATIONS
APPLICATION Low-Middle
Nominal impedance Ohm 8 or 16
Power handling AES noise W 200
Sensitivity ( 1W/1m ) dB 93
Frequency response Hz 70 - 3000
Voice coil diameter mm 51 (2”)
Voice coil material Cu
Voice coil winding depth mm 15
Magnet gap depth mm 6.5
Basket Cast Aluminium
Effect. diaphragm diameter D mm 335
THIEL – SMALL PARAMETERS
Resonance frequency Fs Hz 79.1
DC resistance Re Ohm 5.40
Mechanical Q factor Qms 4.85
Electrical Q factor Qes 0.61
Total Quality factor Qts 0.52
Equivalent volume Vas L 10.18
Moving mass Mms kg 0.0183
Mechanical compl. Cms mm/N 0.18
BL factor BL Tesla/ m 9.95
Effective piston area Sd m2 0.0201
Max. linear excursion Xmax mm 4
SPECIFICATIONS HIGH FREQUENCY
Nominal impedance Ohm 16
Power handling AES W 80
Peak Power W 300
Sensitivity ( 1W/1m ) dB 109
Frequency range Hz 1000-20000
Recommended crossover Hz 1500
Voice coil diameter mm 44.4 (1.75”)
Magnet material Ceramic
Fluchs density T 2.2
Voice coil material Copper Clad Aluminium
(2Layers in and outside of the VC)
Voice coil former Kapton™
Diaphragm material Polyester
Recommended reflex enclosure:
12L/65Hz, BRD=60mm/114mm long
8 - 12L closed box
MOUNTING INFORMATION
Overall diameter mm 205
Mounting holes diameter mm 5.3 x 7
Bolt circle diameter mm 195 - 197
Baffle cut-out diameter mm 182
Overall depth mm 111
Net weight kg 3
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