ดอกลำโพง12นิ้ว P.AUDIO รุ่น E12-300S

600 W continuous program power capacity 76.2 mm (3.0 inch) voice coil 50 – 3500 Hz response 96 dB sensitivity Ferrite magnet Nominal Diameter305 mm (12 in)Nominal Impedance8 ΩNominal Power Handling300 W(AES)Continuous Program Power Capacity600 WSensitivity96 dBFrequency Range50-3500 HzVoice Coil Diameter76.2 mm (3.0 in)Voice Coil MaterialCCA-WFormer MaterialGlass fiberEffective Piston Diameter256.4 mm (10.0 in)Flux Density1.2T Magnet MaterialFerriteBasket MaterialHeavy Duty Stamp SteelSurround MaterialClothCone MaterialPaperDust Cap MaterialPaperSpider MaterialCotton (Single)GasketEVAPole DesignT-PoleWoofer Cone TreatmentNo Treatment Fs57 HzRe5.6 ΩQms7.65Qes0.42Qts0.4BL17.12 TmMms61.29 gMmd54.26gVas50.37 ltSd531 cm2Le0.55 mHEff (η₀)2.17%Cms1.2 e-04 m/NXmax3.4 mmHag10.0 mmHvc16.8 mm