
1981年JBL4345 4分频由2245H18寸低音单元,
2221H10寸中音单元,2420中高音驱动器单元,2245黑水晶超高音单元组成,
重量级的制作,录音室专业级JBL当中的高级品种,声音精准,厚实通透,
密度质感超高非常稳重,饱满细腻清晰度解释力高,结相力好,层次分明,
宽松自然宽宏大气,表现力极强动态场面庞大震撼,JBL的颠峰之作。
----------摘自网络
2221H10寸中音单元,2420中高音驱动器单元,2245黑水晶超高音单元组成,
重量级的制作,录音室专业级JBL当中的高级品种,声音精准,厚实通透,
密度质感超高非常稳重,饱满细腻清晰度解释力高,结相力好,层次分明,
宽松自然宽宏大气,表现力极强动态场面庞大震撼,JBL的颠峰之作。
----------摘自网络
器材规格
Scheme 4 ways, 4 loudspeaker bass-reflex scheme, and a floor type
Unit For low-pass: 46cm cone type (2245H)
For inside low-pass: 25cm cone type (2122H)
For mid-high ranges: Horn type (2420+2307+2308)
For high regions: Ring type (2405)
Frequency characteristic 32Hz-20kHz±3dB
Directivity (horizontal x vertical) 60 degrees x 30 degrees (-3dB, 16kHz)
Output sound pressure level 95dB/W/m
Impedance 8ohms
Allowable input 120W (at the time of a network)
200W (multi-amplifier Lo)
100W (multi-amplifier Hi)
Unit For low-pass: 46cm cone type (2245H)
For inside low-pass: 25cm cone type (2122H)
For mid-high ranges: Horn type (2420+2307+2308)
For high regions: Ring type (2405)
Frequency characteristic 32Hz-20kHz±3dB
Directivity (horizontal x vertical) 60 degrees x 30 degrees (-3dB, 16kHz)
Output sound pressure level 95dB/W/m
Impedance 8ohms
Allowable input 120W (at the time of a network)
200W (multi-amplifier Lo)
100W (multi-amplifier Hi)
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