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LC-20

颜色

主要特点

主要特点

LC-20 是一款用于固定安装的无源扬声器。它为出色的语音重现进行了优化,并且由于其防风雨的铝制外壳,非常适合于室内和室外应用。纤细的铝制外壳使其在视觉上与房间建筑完美融合。

  • 2 × 4 "驱动器
  • 额定功率:60 W
  • 频率范围:120 Hz - 12 kHz
  • 抑制不需要的旁瓣得益于Fohhn Source Division Waveguide
  • 完美的语音清晰度和长距离的投射
  • 低阻抗技术
  • 安装“电缆接头套件”(随附)后,防护等级为IP65,符合EN/IEC 60529标准
  • 可提供不同的颜色(RAL经典色、Pantone色、NCS色)或与Fohhn Texture Design
  • 新品:
  • 为确保最佳性能和运行可靠性,必须使用Fohhn 系统功放,并选择正确的扬声器预设。

项目编号: 1906-XXXXX

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技术数据

技术数据
Technical data

Physical features

enclosure
aluminum
dimensions (w × h × d)
133 mm × 233 mm × 128 mm
weight
2.5 kg
front design
front grille with acoustically transparent 3D mesh fabric behind it
standard colors
black (RAL 9005), white (RAL 9016)
coating
powder coated
connectors
2 × 2-pin terminal block (for flexible and rigid conductors up to 3.3 mm²)
mounting points
T-slot on the rear

Electroacoustic features

acoustic design
passive loudspeaker, closed, passive 2-way CD crossover, suppression of side lobes by Source Division Waveguides
components
2 × 4" treated drivers
power rating (nominal)
60 W
power rating (program)
120 W
power rating (peak)
240 W
nominal impedance
16 Ω
sensitivity
93 dB
SPLmax
117 dB
frequency range
120 Hz - 12 kHz
nominal dispersion (h × v)
130 ° × 60 °

Environmental conditions

IP code
IP65
Fohhn Weather Rating 1
standard
Fohhn Weather Rating 2
standard
Fohhn Weather Rating 3
custom-build

Optional features

special colors
Pantone, Fohhn Texture Design, RAL Classic, NCS, RAL Design, other color systems on request

CAAD simulation data

simulation data
EASE, CLF, ulysses, Fohhn Designer

weight: net weight without optional equipment
power rating (program): according to IEC 60268-5 (short term)
power rating (peak): peak, 20 ms with bandpass filtered pink noise signal according to IEC 60268-2 at one octave above the lower limit of the frequency range, with speaker preset
sensitivity: 2.83 V at 8 Ω (2 V at 4 Ω, 4 V at 16 Ω) at a distance of 1 m under anechoic half-space conditions
frequency range: −10 dB under anechoic half-space conditions
nominal dispersion: −6 dB compared to the main dispersion axis, averaged 1 – 4 k
frequency range: −10 dB under anechoic full-space conditions, with speaker preset

Fohhn 技术