Channels | 6 |
Class | D-Class |
Efficiency | >87% |
Hi Level Input | Yes |
Low Level Input | Yes |
Digital Input | No |
Power supply voltage / fuse | 11 ÷ 17 VDC |
Operating power supply voltage | 11 ÷ 17 VDC / 2 x 30A |
Idling current | 2.2 A |
Idling current when off | 0.04 mA |
Consumption @ 14.4 VDC, 2Ω, Max Musical Power | 54 A |
Remote OUT | 4 ÷ 15 VDC (150 mA) |
Remote IN | 4 ÷ 15 VDC (1 mA) |
ART - Automatic Remote Turn on/off from OUTPUT BTL speakers (Selectable) | 1.5 ÷ 7 VDC |
Distortion - THD @ 100 Hz, 4Ω, 70% Rated Power | 0.05 % |
Bandwidth A | 10Hz ÷ 42 kHz |
S/N ratio A | 102 dBA |
Damping factor A |
A Ch/B Ch 100 C Ch 400 |
Input sensitivity Pre-In | 0.32 ÷ 8 VRMS |
Pre In Impedance | >10 kOhm |
Input sensitivity Speaker-In | 1.6 ÷ 40 VRMS |
Input impedance Speaker-In | 3Ohm ÷ 100kOhm (it depends by the Polyfuse specifications) |
Total Power RMS | 1120 W |
Minimum load impedance |
Ch 1-4: 2Ω Ch 5-6: 1Ω 1+2/3+4 Bridged: 4Ω 5+6 Bridged: 2Ω |
Output Power (RMS) @14.4 VDC, 1% THD |
6Ch mode @4Ω: 85 x 4 + 110 x 2 @2Ω: 140 x 4 + 185 x 2 Ch1-4 @4Ω, Ch5-6 @1Ω: 75 x 4 + 340 x 2 Ch1-4 @2Ω, Ch5-6 @1Ω: 140 x 4 + 300 x 2 5Ch mode @4Ω: 85 x 4 + 370 x 1 (Ch5/6 bridged) @2Ω: 130 x 4 + 600 x 1 (Ch5/6 bridged) 4Ch mode @4Ω: 280 x 2 (bridged) + 110 x 2 @2Ω: 130 x 2 + 260 x 1 + 600 x 1 3Ch mode @4Ω: 280 x 2 + 370 x 1 (Ch5/6 bridged) 280 x 2 (Ch1-4 @4Ω) + 600 x 1 (Ch5/6 bridged @2Ω) |
Adjustable Crossover | Yes |
Output power @ 4Ω, 1% THD+N, 14.4 V | 75 W x 4 Ch + 85 W x 2 Ch |
SN ratio (ref. 1W output) |
A Ch, B Ch: 84 dBA C Ch: 84 dBA |
Input Type | Pre-In / Speaker-In |
Filter Pass A |
Full Hi-pass: 50 ÷ 5 kHz @ 12 dB/Oct. |
Filter Pass B |
Full Hi-pass: 50 ÷ 500 Hz @ 12 dB/Oct Band-pass: 50 ÷ 700 Hz (Hi) / 50 ÷ 5 kHz (Lo) @ 12 dB/Oct |
Filter Pass C |
Full Hi-pass: 50 ÷ 700 Hz @ 12 dB/Oct Lo-pass: 50 ÷ 700 Hz @ 12 dB/Oct |
Inputs/Outputs Sub CH | - |
Inputs/Outputs Phase | No |
Inputs/Outputs Bass Boost | No |
Inputs/Outputs Subsonic | No |
Remote Sub Volume | (-20 ÷ 6) dB |
Weight | 2.52 kg |
ADT 采用的开关频率是许多其他现代 D 类放大器的两倍,使用公差极高的元件部件,即使在极端温度下也能保持定时正确。奥迪逊 D 类放大器较高的开关频率可将噪音从可听频带移得更远。Audison D 类放大器还使用更陡峭的四阶模拟低通滤波器,而不是竞争设计中通常使用的更简单的二阶低通滤波器。陡峭的滤波器可使噪声的振幅大大降低,有利于控制电磁干扰,防止次声波噪声传入高音扬声器。它还能将相移保持在可听范围之外。虽然成本较高,四阶滤波器所需的元件数量是普通二阶滤波器的两倍,而且每个输出通道都需要自己的滤波器,但通过详尽的试听测试,奥迪生确定这种设计是音质最好的方法。
全声道驱动 "的设计理念保证了 Audison 功放能同时为所有声道提供额定功率。为了达到这一目标,奥迪生设计了功放电源来处理累积功率需求。
由于每对通道都有桥接选项,因此具有最大的多功能性。
根据 JAS 提供的高保真音频的定义 (日本音频协会),该放大器超过了上述 40 kHz 带宽模拟要求。
高电平输入上的通用扬声器模拟器技术可最大程度地兼容任何类型的头戴式设备 OEM 音源。
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