产品

LC-220

Linea

LC-220

项目编号: 1910-XXXXX

LC-220 是一款用于固定安装的无源线声源扬声器。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。著名的Fohhn线声源扬声器在一个紧凑的系统中结合了线阵列的优点--如方向性、均匀的扩散和覆盖范围。纤细的铝制外壳能够在视觉上完美地融入房间的结构。

主要特点

  • 18 × 4 "驱动器
  • 额定功率:440 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
  • 无额外保护的耐候性(防护等级IP54,符合IEC 529 / EN 60529)。
  • 可提供不同的颜色(RAL经典色、Pantone色、NCS色)或与Fohhn Texture Design
  • 为了确保性能和操作安全,Fohhn 系统放大器,包括正确的扬声器预设。

颜色

Fohhn 技术

技术数据

Electroacoustic features

acoustic design
weatherproof passive loudspeaker, closed, passive 2-way CD crossover, suppression of side lobes by Source Division Waveguides
power rating (nominal)
440 watts
power rating (program)
880 watts
power rating (peak)
1760 watts
components
18 × 4" treated drivers
sensitivity
101 dB SPL
maximum SPL
133 dB SPL
frequency range
120 Hz – 12 kHz
2-way design
yes
nominal impedance
4 ohm
nominal dispersion (h × v)
130° × 14°

Physical features

enclosure
weatherproof aluminium housing, powder coated, steel bracings
connectors
screwed terminal connectors capable of receiving up to 4 mm², two per pin, terminal cover with dual cable gland for up to 10 mm cable diameter
dimensions (w × h × d)
approx. 133 × 2200 × 128 mm
weight
16 kg
standard colours
black (RAL 9005) or white (RAL 9016), powder coated
weather protection
as standard (protection class IP54, in accordance with IEC 529 / EN 90529)
front design
ball impact resistant grille, galvanized and powder coated in enclosure colour, backed by acoustically transparent foam
mounting points
T-slot on the rear

Optional features

optional colours
RAL Classic / NCS / Pantone on request, Fohhn Texture Design
optional connectors
black (RAL 9005) or white (RAL 9016), powder coated
optional weather protection
protection class IP54, weatherproof without additional protective measures

CAAD simulation data

simulation data
EASE, CLF, Ulysses, Fohhn Designer

power rating (nominal/program): according to IEC-60268-5 (long term/short term)
power rating (peak); maximum SPL: 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 ohms (2 V at 4 ohms, 4 V at 16 ohms) at a distance of 1 m under anechoic fullspace conditions
frequency range: -10 dB under anechoic halfspace-conditions with speaker preset
weight: net weight without optional equipment
nominal dispersion: -6 dB compared to the main dispersion axis

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