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慧明电子 — 专业DSP音频处理专家
佛山慧明电子科技有限公司(HMAUDIO),是一家集专业DSP音频处理产品的研发、制造及销售为一体化的高新技术企业。历经多年潜心研究,我们坚持专业专注、自主创新,在DSP音频研发应用、生产管理、声学结构处理等方面积累了丰富的经验与优势。我们拥有先进的全自动电子生产装配线(高速自动贴片机、无铅热风回流焊、自动插件机、光学检测仪、无铅波峰焊高效可靠的美国AP在线电脑测试分析系统),通过精密生产,严格把关,科学管理,确保产品效果及品质。
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(Out of production) D4300 Digital DSP Amplifier
(Out of production) D4300 Digital DSP Amplifier
Features
DSP digital amplifier is a speaker processor and power amplification device integrating DSP speaker effect processor
with class D digital amplifier.DSP processing is carried out for input analog or digital audio, digital processing is
carried out for delay, balance, high-low pass, routing setting and so on, and power amplification of audio signal is
carried out to promote speaker amplification.
▼ 4×300W / 8 ohms, output channel with bridge function, Class D digital amplifier;
▼ The display is equipped with 2 inches LCD color LCD, the menu interface is touch-controlled, CN / EN are optional, simple and intuitive;
▼ Supports two sets of optical signal inputs and an AES3 signal input mode that allows arbitrary sampling rates from 32kHz to 192kHz. Equipped with professional 192KHz, 32-bit DSP professional audio processor;Adopts 24bit D/A and A/D converter with high fidelity and low noise to make the sound quality analysis natural and original;
▼ With the functions of Routing, Compressor, X-Over, Delay, PEQ, Mute, Polarity and Gain adjustment as the speaker management.
▼Supports 12 groups mode Save, Load and Import, Export function;
▼ Equipped with professional PC software, support USB interface and RS485 control.
Technical Parameter
Model |
D4300 |
|
Load power |
8Ω |
300W × 4 |
4Ω |
600W×4 |
|
8Ω(Bridge) |
1000W×2 |
|
Output Power |
8Ω 300W×4 |
|
4Ω 550W×4 |
||
8Ω 900W×2 BTL |
||
S/N |
XLR input |
|
AES 1/2 input S/N>100dB,A weight |
||
Optical 1/2 input |
||
THD |
300W/1%,A weight |
|
Frequency Response |
+/-1dB |
|
Cross talk |
80dBu |
|
Sensitivity |
Analog XLR input 0.775V、1V、1.5V 3 levels |
|
|
AES -23dBfls |
|
|
Optical |
|
Input Impedance |
20KΩ Balanced |
|
Input Power |
220V.50-60Hz |
|
Gross Weight |
8.3kg |
|
Dimensions |
570×505×135(mm) |