UID209671
威望34
金钱433746
交易诚信度10
主题44
帖子5192
注册时间2005-11-30
QQ
最后登录2017-8-7
特级会员
    
交易诚信度10
注册时间2005-11-30
|
原帖由 nanhua 于 2007-10-14 20:16 发表 
请问谁知道,JBL2445J和2445H和2447J和2447H的音圈骨架型号
JBL 2446H High Frequency Compression Driver Specifications:
Throat Diameter: 49 mm (2 in), Nominal Impedance: 16 ohms. Minimum Impedance: 12 ohms @ 5 kHz. DC Resistance: 8.5 ohms 10% @ 25øC. Power Capacity1: 100W continuous program above 500Hz. 150W continuous program above 1kHz. Sensitivity: 111dB SPL, 1 W @ 1 m on-axis on horn2. 118 dB SPL, 1 mW on plane-wave tube3. Nominal Efficiency: 30% (500Hz-2.5kHz). Frequency Range: 500Hz to 20kHz. Recommended Crossover: 500Hz or higher, 12dB/octave minimum. Diaphragm: 0.05 mm (0.002 in) pure titanium. Voice Coil Diameter: 100 mm (4 in). Voice Coil Material: Edgewound aluminum ribbon. Flux Density: 1.9 T (19,000 gauss). Bl Factor: 18 N/A. |
|