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625sql 미드우퍼 및 패시브 구매예정인데요....
아래 트윗과의 궁합및 교정여부 문의 드립니다.
모델 : Vifa BC25SG15-04
Diaphragm : Pre-coated textile
Voice Coil : 25mm(diam) on aluminium former, copper clad
alu wire 2layers, 1.8mm winding height
Magnet : Ferrite, 70mm X 32mm diam., 15mm thickness
Ferro fluid : Yes, light type
(Pre-coated textile diaphragm for improved consistence
Damped cavity in pole for lower resonance frequency and
reduced distortion
Ferro fluid cooled for higher power handling
Optimized face plate for linear frequency response
Magnetically shielded with rear magnet and shielding cup)
DATA
Nominal impedance : 4 OHM
Voice coil resistance : 3 OHM
Power handling(continuous IEC 268-5), 2,500Hz @12db/oct[W] : 90
Sensitivity, 1m@2.83V[dB]:95
Resonance frequency[Hz] : 1100
Voice coil diameter[mm] : 25
Effective cone area[sq. Cm]: 6.8
Moving mass, Mms[g] : 0.33
Force factor, BL[Tm]:2.2
Qms : 2.9
Qes : 1.5
Qts : 1.0 |
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