HOT ! ツイーター VIFA XT25TG30 中古　ペア ツイーター VIFA XT25TG30 中古 ペア（Yahoo!オークション

ツイーター VIFA XT25TG30 中古 ペア（Yahoo!オークション。Original Vifa XT25TG30-04/DX25SC30-04 4'' Home Audio HiFi。ツイーター VIFA XT25TG30 中古ペア。ツイーター VIFA XT25TG30 中古ペア。SpecificationsDC Resistance Revc Ohms 3 5.0% Energy Bandwidth Product EBP (1/Qes)*fsMinimum Impedance Zmin Ohms 3.47 7.5% Moving Mass Mms g 0.4Voice Coil Inductance Le mH 0.01 Suspension Compliance Cms um/N 366.5Resonant Frequency Fs Hz 436.13 15% Effective Cone diameter D cm 3.24Mechanical Q Factor Qms 2.5 Effective Piston Area Sd cm^2 8.2Electrical Q Factor Qes 0.54 Effective Volume Vas L 0.04Total Q Factor Qts 0.44 Motor Force Factor BL Tm 2.36Ratio Fs/Qts F Fs/Qts 988.97 Motor Efficiency Factor ß (T*M^2)/Ohms 1.9Half Space Sensitivity @2.83V [email protected]/1M dB 90.84 +/- 1.0db Voice coil former Material VCfm ASVHalf Space Sensitivity @1W/1M db@1W/1M dB 87.2 +/- 1.0db Voice coil inner diameter VCd mm 25.76Gap Height Gh mm 3 Rated Noise Power P W 110Maximum Linear Excursion Xmax mm 0.5 Test Spectrum Bandwidth 400hz - 20khzFerrofluid Type FF Driver Size Inch 25 mm