中场范围的黄金标准
KH 420的工作距离为1.5到3米(5到9英尺)。得益于强大的功率储备和精确的集中扩散,它可以轻松应对这种空间。即使在不同的声学环境中,KH 420仍能保持中立和清晰,体现最细微的差别。任何微妙之处都不会损失;每个声音元素都可以找到。
采用低共振整体成型(LRIM™)材料的计算机建模箱体设计
带有高声压(122.4 dB)的卓越低音深度(26 Hz)
中频和高频的精确分散
带有KH 750 DSP和可选工具的立体声系统,可根据房间进行控制和调整
适合于
KH 420的工作距离为1.5到3米(5到9英尺)。得益于强大的功率储备和精确的集中扩散,它可以轻松应对这种空间。即使在不同的声学环境中,KH 420仍能保持中立和清晰,体现最细微的差别。任何微妙之处都不会损失;每个声音元素都可以找到。
KH 420是三路三通道有源监听音箱,带有受热保护的AB类放大器((330 W和两倍140W)。就像驱动单元一样,其数学建模扩散™(MMD™)波导旨在达到最佳精度。声音以水平精准方式分布,以确保聆听位置的灵活性;较窄的垂直方向扩散会减少附近反射的负面影响——例如来自桌子或调音台的反射。KH 420的扩散故意设计得更窄,以确保在更长的工作距离担当参考声音。
KH 420通常用于大型项目、音乐、广播和后期制作录音棚等近场应用,进行录音、混音和母带制作。在多通道系统中,它还可以与其他诺音曼录音棚监听音箱自由组合使用。
凭借其三通道有源功率放大器,KH 420可实现高达122.4的声压——这样,就可在整个频率响应中保持高分辨率和中性表现。还包括低至26 Hz的出色低音响应。尽管使用了端口,但在低频范围内没有“overhang”或听得见的共振,并且始终可以精准控制瞬态响应。
计算机建模的机箱由LRIM™材料制成,可消除驻波共振并抑制互调失真,特别是在中频范围内。
针对要求苛刻的高音,我们自己专门开发的功能强大的合金材质球顶可确保无失真的再现。合金材质球顶可以最精确地捕获中音。与同等的中频驱动单元相比,它的超轻材料和强大的钕磁铁可实现明显更好的瞬态响应,失真却更少。
数字输入模块DIM 1通过数字XLR输入、数字BNC输入和数字BNC输出(192 kHz / 24位)而扩展了扬声器电子设备,以实现灵活的数字信号链路。通过DIM 1的延迟功能(调整范围0-400 ms),可以延迟音频信号以确保视听同步(口形同步)。另外,高分辨率延迟(0.1 ms)可以使传播延迟均衡。可以将延迟添加到两个输入(数字和模拟)。 KH 420可以配备DIM 1。
除了出色的声学特性,这款低音炮还为(模拟)连接到其输出的非DSP 诺音曼监听音箱提供相关功能,以便与以下工具配合使用:
a)监听音箱自动校准 工具——通过诺音曼 MA 1测量话筒(适用于Mac/PC的软件)对立体声系统进行自动房间校准
b)Neumann.Control ——通过指引和/手动校准方式,免费 iPad®应用对立体声系统进行设置、操作和房间校准
KH 420的开发也完全符合诺音曼监听音箱的理念。每个组件、每个形状、每个信号和每个波动都是这种理念的结晶。任何形式或组件都是有备而来。 KH420的开发涵盖了数百个充分理由,它们最终都汇集成特别纯净、中性的声音。例如,减小边缘衍射的外壳曲度,以及低音驱动器的活塞式输出,即使达到最高声音峰值,也不会引起谐波失真。其中一些元素在KH 420中显而易见。另一些元素诺音曼则会继续保持风格。但是组合在一起,每一个元素都能被听到——世界各地大大小小录音棚的音响专业人员都可以证明这一点。您可以在这里了解关于诺音曼录音棚监听音箱理念的更多信息。
仅限使用模拟输入时。
(1)
仿高音外形合金穹顶结构和坚固的金属格栅
(2)
可旋转椭圆数学模型扩散™(MMD™)波导
大范围的水平扩散
收窄的垂直扩散
(3)
双色+可调光诺音曼标志
(4)
内部模拟,钕磁铁,织物球顶,中频驱动器,具有优化的低杂散磁场
(5)
内部建模的长距离复合夹层圆锥低音驱动器,具有极线性力因数™(ELFF™)、流程优化的一次压铸成型单元支架
(6)
带管道共振阻尼的大容量流量优化低音反射端口
(7)
采用低共振整体成型™(LRIM™)材料的计算机机械建模三通道箱体设计
(8)
四位低音、中低音和高音声学控制
(9)
参数均衡器
(10)
宽范围输入增益和输出电平控制
(11)
显示调光器
(12)
接地选择的XLR电子平衡模拟输入
(13)
通用双(低,中和高)开关模式电源(100…240伏)
(14)
全面记录各种安装硬件
(15)
尺寸宽敞的集成加速热隧道™(AHT™)散热器的电子面板
安装灵活性
(16)
高动态余量,过热保护大功率放大器
低音、中音和高音独立的快速温度限制器,保护音圈和功率放大器
最终测试中独立手动校准带来的生产一致性
可选的坚固金属格栅
Free field frequency response ±6 dB | 25 Hz … 22 kHz |
Free field frequency response ±3 dB | 26 Hz … 22 kHz |
Free field frequency linearity deviation between 100 Hz and 10 kHz | ± 1.2 dB |
Self-generated noise at 10 cm (with input gain set to 100 dB SPL for 0 dBu) | <20 dB(A) SPL |
Sine wave output with a THD < 0.5 % at 1 m in half space | 95 dB SPL (>100 Hz) |
Max. SPL calc. in half space at 3% THD at 1m (averaged between 100 Hz and 6 kHz) | 122.4 dB SPL |
Max. SPL in full space at 3% THD at 1m (averaged between 100 Hz and 6 kHz) | 116.4 dB SPL |
Bass capability: Max. SPL in half space at 3% THD at 1m (averaged between 50 Hz and 100 Hz) | 109.9 dB SPL |
Max. short term SPL with IEC-weighted noise (IEC 60268-5) at 1 m, in typical listening conditions | 109 dB(C) SPL |
Reproduction accuracy between 100 Hz and 10 kHz: 100%, 80%, 50% of loudspeakers produced | ±0.78; ±0.36; ±0.22 dB |
Max. short term SPL with music material at 2.3 m in typical listening conditions (pair / full range) | 103 dB(C) SPL |
Max. short term SPL with music material at 2.3 m, in typical listening conditions (pair with subwoofer) | 109 dB(C) SPL |
Max. long term SPL with pink noise at 2.3 m, in typical listening conditions (single / pair full range) | 90 / 96 dB(C) SPL |
Dynamic range A-D-A | >116 dB(A) |
Dynamic range D-A | >123 dB(A) |
THD+N: analog delayed, digital | < -104 dB; < -106 dB |
Digital sensitivity | -18 dBFS = 100 dB SPL at 1 m |
Latency | 0.22 … 1.85 ms (digital A, B or A+B); 0.54 ms (analog delayed) |
Max. long term SPL with pink noise at 2.3 m, in typical listening conditions (single / pair with subwoofer) | 90 / 96 dB(C) SPL |
Equalization: Mid | 0; -1.5; -3; -4.5 dB |
Equalization: Parametric EQ: Gain | +4 ... -12 dB |
Equalization: Parametric EQ: Frequency | Bypass, 25 ... 80 Hz; 50 ... 160 Hz; 100 ... 320 Hz |
Equalization: Parametric EQ: Q | 1 ... 8 |
Display Brightness | White: 100%/60%/30%/off; Red: 100%/60%/30% |
Output power midrange amplifier (THD+N with limiter deactivated: 10%) | 140 W |
Output power midrange amplifier (THD+N with limiter deactivated: 0.1%) | 130 W |
Midrange | 75 mm (3") with magnetic shielding |
Cabinet weight when electronics remote located | 30.3 kg (66 lbs 13 oz) (+ 100 g (3 oz) with DIM 1 fitted) |
Bass Extension (Hz, -6 dB) | 25 |
Maximum output level (dB SPL) | 116.4 |
Max. Listening Distance up to (m) | 11 |
Analog input(s) | XLR: analog electronically balanced |
Analog input impedance | >14k Ohms |
Max. input level | +24 dBu (DIM 1: 18 dBu for analog delayed) |
Common mode rejection ratio (CMRR) | >56 dB @ 15kHz |
Digital input(s) | BNC (75 Ω): AES3; S/P-DIF |
Digital output(s) | BNC (75 Ω): AES3 |
Digital converter: resolution; design | 16 … 24-bit DAC; Δ∑ |
Digital converter: sampling rate | 22.05; 24; 32; 44.1; 48; 64; 88.2; 96; 176.4; 192 kHz |
Digital internal sampling rate | 96 kHz |
Delay: User adjustable delay range | 0 … 409.5 ms |
Delay: Resolution: time; distance | 0.1 ms; 3.44 cm (1 3/8”) |
Delay: Max. frames Audio-video synchronisation (lip sync) | 10.2 (40 ms) frames; 12.3 (33 ms) frames |
Delay: Time-of-flight maximum distance | 140.1 m (462' 2") |
Input gain control (sensitivity) | 0 dB ... -15 dB |
Output level control (output level in 1 m based on 0 dBu input level) | 94; 100; 108; 114 dB SPL |
Equalization: Bass | 0; -2.5; -5; -7.5 dB |
Equalization: Treble | +1; 0; -1; -2 dB |
Controller design | Analog; active |
Crossover frequency | 570 Hz and 2.0 kHz |
Crossover slope | 24 dB/oct; 4th order |
Protection circuitry | Independent thermo limiters for woofer, midrange dome and tweeter. Woofer soft clip and excursion limiters. Amplifier overheat. |
Infrasonic filter: frequency; slope | 9 Hz; 18 dB/oct. |
Display: On; Normal Operation | Neumann logo “White” |
Display: Limit / Clip / Errors / Protection /Boot Mute / Shut Down Mute | Neumann logo “Red” |
Output power woofer amplifier (THD+N with limiter deactivated: 10%) | 330 W |
Output power tweeter amplifier (THD+N with limiter deactivated: 10%) | 140 W |
Output power woofer amplifier (THD+N with limiter deactivated: 0.1%) | 295 W |
Output power tweeter amplifier (THD+N with limiter deactivated: 0.1%) | 130 W |
Mains Power Supply: input voltage; frequency | 100-240V; 50/60 Hz |
Power consumption (230 V / 100 V): Idle | 60 W (+5W when DIM 1 fitted) |
Power consumption (230 V / 100 V): Full output | 800 W |
Cabinet material | Wood cabinet, polyurethane waveguide, aluminum electronics panel |
Cabinet surface finish; color (front / back) | Painted; metallic anthracite (RAL 7021) / black (RAL 9005) |
Operating conditions | +10° C to +40° C (+50° F to +104° F); <90% RH, non-condensing |
Transport/storage conditions | -25° C to +70° C (-13° F to 158° F); <90% RH; non-condensing |
Woofer | 265 mm (10") with magnetic shielding |
Tweeter | 25 mm (1") with protecting black metal grille |
Mounting points | 8 x M5 on rear panel |
Product dimensions (height x width x depth) | 645 x 330 x 444 mm (25 3/8" x 13" x 17 1/2") |
External net volume | 93 liters |
Packed dimensions (height x width x depth), mm (inches) | 775 x 610 x 590 mm (23 1/4" x 15" x 14 1/8") |
颜色 anthracite
产品类别编号 505988
颜色 anthracite
产品类别编号 506792
颜色
产品类别编号 502251
KH 420的工作距离为1.5到3米(5到9英尺)。得益于强大的功率储备和精确的集中扩散,它可以轻松应对这种空间。即使在不同的声学环境中,KH 420仍能保持中立和清晰,体现最细微的差别。任何微妙之处都不会损失;每个声音元素都可以找到。
KH 420是三路三通道有源监听音箱,带有受热保护的AB类放大器((330 W和两倍140W)。就像驱动单元一样,其数学建模扩散™(MMD™)波导旨在达到最佳精度。声音以水平精准方式分布,以确保聆听位置的灵活性;较窄的垂直方向扩散会减少附近反射的负面影响——例如来自桌子或调音台的反射。KH 420的扩散故意设计得更窄,以确保在更长的工作距离担当参考声音。
KH 420通常用于大型项目、音乐、广播和后期制作录音棚等近场应用,进行录音、混音和母带制作。在多通道系统中,它还可以与其他诺音曼录音棚监听音箱自由组合使用。
凭借其三通道有源功率放大器,KH 420可实现高达122.4的声压——这样,就可在整个频率响应中保持高分辨率和中性表现。还包括低至26 Hz的出色低音响应。尽管使用了端口,但在低频范围内没有“overhang”或听得见的共振,并且始终可以精准控制瞬态响应。
计算机建模的机箱由LRIM™材料制成,可消除驻波共振并抑制互调失真,特别是在中频范围内。
针对要求苛刻的高音,我们自己专门开发的功能强大的合金材质球顶可确保无失真的再现。合金材质球顶可以最精确地捕获中音。与同等的中频驱动单元相比,它的超轻材料和强大的钕磁铁可实现明显更好的瞬态响应,失真却更少。
数字输入模块DIM 1通过数字XLR输入、数字BNC输入和数字BNC输出(192 kHz / 24位)而扩展了扬声器电子设备,以实现灵活的数字信号链路。通过DIM 1的延迟功能(调整范围0-400 ms),可以延迟音频信号以确保视听同步(口形同步)。另外,高分辨率延迟(0.1 ms)可以使传播延迟均衡。可以将延迟添加到两个输入(数字和模拟)。 KH 420可以配备DIM 1。
除了出色的声学特性,这款低音炮还为(模拟)连接到其输出的非DSP 诺音曼监听音箱提供相关功能,以便与以下工具配合使用:
a)监听音箱自动校准 工具——通过诺音曼 MA 1测量话筒(适用于Mac/PC的软件)对立体声系统进行自动房间校准
b)Neumann.Control ——通过指引和/手动校准方式,免费 iPad®应用对立体声系统进行设置、操作和房间校准
KH 420的开发也完全符合诺音曼监听音箱的理念。每个组件、每个形状、每个信号和每个波动都是这种理念的结晶。任何形式或组件都是有备而来。 KH420的开发涵盖了数百个充分理由,它们最终都汇集成特别纯净、中性的声音。例如,减小边缘衍射的外壳曲度,以及低音驱动器的活塞式输出,即使达到最高声音峰值,也不会引起谐波失真。其中一些元素在KH 420中显而易见。另一些元素诺音曼则会继续保持风格。但是组合在一起,每一个元素都能被听到——世界各地大大小小录音棚的音响专业人员都可以证明这一点。您可以在这里了解关于诺音曼录音棚监听音箱理念的更多信息。
仅限使用模拟输入时。
(1)
仿高音外形合金穹顶结构和坚固的金属格栅
(2)
可旋转椭圆数学模型扩散™(MMD™)波导
大范围的水平扩散
收窄的垂直扩散
(3)
双色+可调光诺音曼标志
(4)
内部模拟,钕磁铁,织物球顶,中频驱动器,具有优化的低杂散磁场
(5)
内部建模的长距离复合夹层圆锥低音驱动器,具有极线性力因数™(ELFF™)、流程优化的一次压铸成型单元支架
(6)
带管道共振阻尼的大容量流量优化低音反射端口
(7)
采用低共振整体成型™(LRIM™)材料的计算机机械建模三通道箱体设计
(8)
四位低音、中低音和高音声学控制
(9)
参数均衡器
(10)
宽范围输入增益和输出电平控制
(11)
显示调光器
(12)
接地选择的XLR电子平衡模拟输入
(13)
通用双(低,中和高)开关模式电源(100…240伏)
(14)
全面记录各种安装硬件
(15)
尺寸宽敞的集成加速热隧道™(AHT™)散热器的电子面板
安装灵活性
(16)
高动态余量,过热保护大功率放大器
低音、中音和高音独立的快速温度限制器,保护音圈和功率放大器
最终测试中独立手动校准带来的生产一致性
可选的坚固金属格栅
Free field frequency response ±6 dB | 25 Hz … 22 kHz |
Free field frequency response ±3 dB | 26 Hz … 22 kHz |
Free field frequency linearity deviation between 100 Hz and 10 kHz | ± 1.2 dB |
Self-generated noise at 10 cm (with input gain set to 100 dB SPL for 0 dBu) | <20 dB(A) SPL |
Sine wave output with a THD < 0.5 % at 1 m in half space | 95 dB SPL (>100 Hz) |
Max. SPL calc. in half space at 3% THD at 1m (averaged between 100 Hz and 6 kHz) | 122.4 dB SPL |
Max. SPL in full space at 3% THD at 1m (averaged between 100 Hz and 6 kHz) | 116.4 dB SPL |
Bass capability: Max. SPL in half space at 3% THD at 1m (averaged between 50 Hz and 100 Hz) | 109.9 dB SPL |
Max. short term SPL with IEC-weighted noise (IEC 60268-5) at 1 m, in typical listening conditions | 109 dB(C) SPL |
Reproduction accuracy between 100 Hz and 10 kHz: 100%, 80%, 50% of loudspeakers produced | ±0.78; ±0.36; ±0.22 dB |
Max. short term SPL with music material at 2.3 m in typical listening conditions (pair / full range) | 103 dB(C) SPL |
Max. short term SPL with music material at 2.3 m, in typical listening conditions (pair with subwoofer) | 109 dB(C) SPL |
Max. long term SPL with pink noise at 2.3 m, in typical listening conditions (single / pair full range) | 90 / 96 dB(C) SPL |
Dynamic range A-D-A | >116 dB(A) |
Dynamic range D-A | >123 dB(A) |
THD+N: analog delayed, digital | < -104 dB; < -106 dB |
Digital sensitivity | -18 dBFS = 100 dB SPL at 1 m |
Latency | 0.22 … 1.85 ms (digital A, B or A+B); 0.54 ms (analog delayed) |
Max. long term SPL with pink noise at 2.3 m, in typical listening conditions (single / pair with subwoofer) | 90 / 96 dB(C) SPL |
Equalization: Mid | 0; -1.5; -3; -4.5 dB |
Equalization: Parametric EQ: Gain | +4 ... -12 dB |
Equalization: Parametric EQ: Frequency | Bypass, 25 ... 80 Hz; 50 ... 160 Hz; 100 ... 320 Hz |
Equalization: Parametric EQ: Q | 1 ... 8 |
Display Brightness | White: 100%/60%/30%/off; Red: 100%/60%/30% |
Output power midrange amplifier (THD+N with limiter deactivated: 10%) | 140 W |
Output power midrange amplifier (THD+N with limiter deactivated: 0.1%) | 130 W |
Midrange | 75 mm (3") with magnetic shielding |
Cabinet weight when electronics remote located | 30.3 kg (66 lbs 13 oz) (+ 100 g (3 oz) with DIM 1 fitted) |
Bass Extension (Hz, -6 dB) | 25 |
Maximum output level (dB SPL) | 116.4 |
Max. Listening Distance up to (m) | 11 |
Analog input(s) | XLR: analog electronically balanced |
Analog input impedance | >14k Ohms |
Max. input level | +24 dBu (DIM 1: 18 dBu for analog delayed) |
Common mode rejection ratio (CMRR) | >56 dB @ 15kHz |
Digital input(s) | BNC (75 Ω): AES3; S/P-DIF |
Digital output(s) | BNC (75 Ω): AES3 |
Digital converter: resolution; design | 16 … 24-bit DAC; Δ∑ |
Digital converter: sampling rate | 22.05; 24; 32; 44.1; 48; 64; 88.2; 96; 176.4; 192 kHz |
Digital internal sampling rate | 96 kHz |
Delay: User adjustable delay range | 0 … 409.5 ms |
Delay: Resolution: time; distance | 0.1 ms; 3.44 cm (1 3/8”) |
Delay: Max. frames Audio-video synchronisation (lip sync) | 10.2 (40 ms) frames; 12.3 (33 ms) frames |
Delay: Time-of-flight maximum distance | 140.1 m (462' 2") |
Input gain control (sensitivity) | 0 dB ... -15 dB |
Output level control (output level in 1 m based on 0 dBu input level) | 94; 100; 108; 114 dB SPL |
Equalization: Bass | 0; -2.5; -5; -7.5 dB |
Equalization: Treble | +1; 0; -1; -2 dB |
Controller design | Analog; active |
Crossover frequency | 570 Hz and 2.0 kHz |
Crossover slope | 24 dB/oct; 4th order |
Protection circuitry | Independent thermo limiters for woofer, midrange dome and tweeter. Woofer soft clip and excursion limiters. Amplifier overheat. |
Infrasonic filter: frequency; slope | 9 Hz; 18 dB/oct. |
Display: On; Normal Operation | Neumann logo “White” |
Display: Limit / Clip / Errors / Protection /Boot Mute / Shut Down Mute | Neumann logo “Red” |
Output power woofer amplifier (THD+N with limiter deactivated: 10%) | 330 W |
Output power tweeter amplifier (THD+N with limiter deactivated: 10%) | 140 W |
Output power woofer amplifier (THD+N with limiter deactivated: 0.1%) | 295 W |
Output power tweeter amplifier (THD+N with limiter deactivated: 0.1%) | 130 W |
Mains Power Supply: input voltage; frequency | 100-240V; 50/60 Hz |
Power consumption (230 V / 100 V): Idle | 60 W (+5W when DIM 1 fitted) |
Power consumption (230 V / 100 V): Full output | 800 W |
Cabinet material | Wood cabinet, polyurethane waveguide, aluminum electronics panel |
Cabinet surface finish; color (front / back) | Painted; metallic anthracite (RAL 7021) / black (RAL 9005) |
Operating conditions | +10° C to +40° C (+50° F to +104° F); <90% RH, non-condensing |
Transport/storage conditions | -25° C to +70° C (-13° F to 158° F); <90% RH; non-condensing |
Woofer | 265 mm (10") with magnetic shielding |
Tweeter | 25 mm (1") with protecting black metal grille |
Mounting points | 8 x M5 on rear panel |
Product dimensions (height x width x depth) | 645 x 330 x 444 mm (25 3/8" x 13" x 17 1/2") |
External net volume | 93 liters |
Packed dimensions (height x width x depth), mm (inches) | 775 x 610 x 590 mm (23 1/4" x 15" x 14 1/8") |
颜色 anthracite
产品类别编号 505988
颜色 anthracite
产品类别编号 506792
颜色
产品类别编号 502251
适合于
KH 420 review
Sound&Recording 10/14, English
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KH 420 review
Sound&Recording 10/14, German
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Five Minutes with Simon Franglen
Youtube Link