技術(shù)型音響系統 廣州最低價(jià)促銷(xiāo)汽車(chē)音響改裝1980元 Notes ParameterBefore burn-in After burn-inUnit Nominal size6½[inch.] Nominal impedance4[ohm] Recommended max. upper frequency limit3.5[kHz]1, 5Sensitivity, 2.83V/1m (average SPL in range 200 - 2,000 Hz)91[dB]2Power handling, short term, IEC 268-5, no additional filtering [W]2Power handling, long term, IEC 268-5, no additional filtering [W]2Power handling, continuous, IEC 268-5, no additional filtering60[W] Effective radiating area, Sd139[sq.cm]3, 5, 7Resonance frequency (free air, no baffle), Fs50 [Hz] Moving mass, incl. air (free air, no baffle), Mms12.5[g]3Force factor, Bxl5.0[N/A]3, 5, 7Suspension compliance, Cms0.81 [mm/N]3, 5, 7Equivalent air volume, Vas22.3 [lit.]3, 5, 7Mechanical resistance, Rms0.40 [Ns/m]3, 5, 7Mechanical Q, Qms9.8 [-]3, 5, 7Electrical Q, Qes0.50 [-]3, 5, 7Total Q, Qts0.48 [-]4Voice coil resistance, RDC3.2[ohm]6Voice coil inductance, Le (measured at 10 kHz)0.23[mH] Voice coil inside diameter32[mm] Voice coil winding height11[mm] Air gap height5[mm] Magnet weight400[g] Total unit net weight excl. packaging1.15[kg]3, 6Krm109[μohm]3, 6Erm0.97[-]3, 6Kxm2.04[mH]3, 6Exm0.79[-] 2、高音揚聲器 （1）型號：TW022CU08,數量：2只 （2）產(chǎn)品圖片： （3）產(chǎn)品技術(shù)參數：Notes ParameterValueUnit Nominal size22[mm] Nominal impedance4[ohm] Recommended frequency range2.5 - 30[kHz]1, 5Sensitivity, 2.83V/1m (average SPL in range 2 - 20 kHz)88.6[dB]2Power handling, short term, IEC 268-5, 3.0kHz@12dB/oct. [W]2Power handling, long term, IEC 268-5, 3.0kHz@12dB/oct. [W]2Power handling, continuous, IEC 268-5, 3.0kHz@12dB/oct. [W] Effective radiating area, Sd6.6[sq.cm]3, 5Resonance frequency (free air, no baffle), Fs1,200[Hz] Moving mass, incl. air (free air, no baffle), Mms0.22[g]3Force factor, Bxl [N/A]3, 5Suspension compliance, Cms [mm/N]3, 5Equivalent air volume, Vas [lit.]3, 5Mechanical resistance, Rms [Ns/m]3, 5Mechanical Q, Qms [-]3, 5Electrical Q, Qes [-]3, 5Total Q, Qts [-]4Voice coil resistance, RDC3.8[ohm]6Voice coil inductance, Le (measured at 10 kHz) [μH] Voice coil inside diameter22[mm] Voice coil winding height1.6[mm] Air gap height2.5[mm] Magnet weight [g] Total unit net weight excl. packaging [kg]3, 6Krm [mohm]3, 6Erm [-]3, 6Kxm [mH]3, 6Exm [-] （二）專(zhuān)車(chē)專(zhuān)用音響升級的保障： 針對車(chē)型設計、制作的密封件、安裝件保障揚聲器的充分發(fā)揮。 1、 產(chǎn)品圖片 2、 產(chǎn)品安裝實(shí)例圖片 3、 產(chǎn)品說(shuō)明： （1） 密封套件： 使用鋁板制成，加上一層德國進(jìn)口減震板，完美地實(shí)現了車(chē)門(mén)箱體的密封，并且重量輕而又不會(huì )造成共振聲。它還有另外一個(gè)優(yōu)勢：密封套件是金屬制作，螺絲固定，可隨時(shí)拆裝，不會(huì )影響維修。對比外面的音響改裝店為了達到車(chē)門(mén)密封效果，會(huì )在車(chē)門(mén)維修孔封上一層隔音材料，但隔音材料是一次性的，遇上需要維修處理車(chē)門(mén)問(wèn)題的情況就必須要撕下，那樣的話(huà)就不再有箱體密封效果了。 （2） 喇叭墊圈： 專(zhuān)車(chē)專(zhuān)用喇叭墊圈，大廠(chǎng)開(kāi)模制作，防水抗震。