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AT-661w

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AT-661w

项目编号: 1023-XXXXX

是一个无源、带有全号筒加载的全频扬声器系统。 AT-661w是一个无源、号角加载的全频扬声器系统。它是专门为户外应用而开发的,有一个防风雨的外壳,防水连接和表面防水涂层。它的高性能容量和出色的语言清晰度给人留下深刻印象。

主要特点

  • 2×10"/1.4 "压缩驱动器(3.5 "膜片),位于可旋转的CD号角上
  • 电子高频保护
  • 额定功率:600W@4欧姆
  • 覆盖角度:90°×60°(H×V)
  • 最大声压级: 138 dB
  • 连接:2×4针端子,带防水密封电缆接头
  • 用钢支架加固的防风雨VSM外壳
  • 耐用的PU涂层是标准配置
  • 可根据要求提供RAL经典色、NCS或Pantone色
  • 可根据要求提供防风雨安装选项(由不锈钢制成)。
  • 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
passive fully horn loaded point source speaker system, 2-way, vented design, weather resistant
power rating (nominal)
600 watts
power rating (program)
1200 watts
power rating (peak)
2400 watts
components
2 × 10" long excursion with impregnated cone, 1,4" compression driver on rotatable CD-Horn with self-resetting IPC[*]-HF protection, neodymium magnets
sensitivity
105 dB
maximum SPL
138 dB
frequency range
65 Hz – 20 kHz
2-way design
yes
nominal impedance
4 ohms
nominal dispersion (h × v)
90° × 60°

Physical features

enclosure
weatherproof VSM/aluminum cabinet
connectors
2 × 4-pin terminal with removable watertight cable gland
dimensions (w × h × d)
455 × 840 × 465 mm
weight
approx. 32 kg
standard colours
scratch-proof polyurethane coating, black
weather protection
polyurethane coating and water-repellant speaker cone impregnation
front design
acoustic foam, same colour as enclosure
protection grille
steel grille, ball impact resistant, powder-coated
mounting points
8 × M6 threads

Optional features

optional colours
RAL Classic / NCS / Pantone on request
integrated 100 V transformer
on request

CAAD simulation data

simulation data
EASE, 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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