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走进慧明
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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DSP9900 Professional Digital Karaoke
Features
※ 5 inches 65.5K pixel,800*480 resolution capacitive touch screen display, full touch operation for menu interface, optional Chinese/English, concise and intuitive;
※ Professional KTV reverberation effect, independence 3 bands PEQ for Effect, 4 levels feedback inhibition control;
※ 3 in 1 out HDMI audio and video interface, support optical and coaxial audio digital inputs, record output function;
※ Fully support DOBLY,DTS 7.1 sound track cinema decoding function;
※ Special independent adjusting function for two-way microphone parameters;
※ 13 bands independent PEQ for Music and MIC respectively;
※ 5 bands PEQ for output channels, input selection and mixer rate, polarity, delay, limiter and gain;
※ Professional DSP processor 400MHz main frequency, 32-Bit floating point arithmetic, 48KHz sampling frequency/24-Bit A/D and D/A converter;
※ Support USB, RS232, LAN, and wireless WiFi interface control, professional PC software, support iPhone wireless control;
※ 20 groups system memory function, including 10 groups of preset and 10 groups of self effect; 2 levels panel lock function.
Technical Parameter
|
Items |
Parameter |
|
Output Channel |
Main Left, Main Right, Center, SUB, SURR Left, SURR Right |
|
S/N R |
MIC 85dB 1KHz 0dB |
|
Music 93dB Input |
|
|
THD |
MIC / Music 0.01% 1KHz 0dB Input |
|
Max Input Level |
MIC 250mV 1KHz 0dB |
|
Music 6V Input |
|
|
Max Output Level |
MIC/ Music 10Vrms 1KHz 0dB |
|
Sensitivity |
MIC 15mV Input |
|
Music 300mV |
|
|
Input Impedance (Ω) |
MIC 10K ( Unbalanced ) |
|
Music 47K ( Unbalanced ) |
|
|
Output Impedance (Ω) |
300 ( Balanced ), 1K ( Unbalanced ) |
|
Crosstalk of Channels |
80dB |
|
Feedback |
4 Levels |
|
Frequency response |
20Hz-20KHz |
|
Decoding format |
Dobly AC-3. Dobly digital. Dobly pro-logic.DTS. DTS96/24 HDMI Audio and Video Seperation. |
|
Gross Weight |
5KG |
|
Dimensions (L*W*H) |
534*306*126 （mm） |
Digital Audio Processor, Intelligent Conference Audio System, Video K Front Stage, Digital Mixer, KTV Front Stage Effector, Front and Back Stage Combined Power Amplifier, Professional Power Amplifier, DSP Sound Processing Module and many other electronic audio products
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Digital Audio Processor, Intelligent Conference Audio System, Video K Front Stage, Digital Mixer, KTV Front Stage Effector, Front and Back Stage Combined Power Amplifier, Professional Power Amplifier, DSP Sound Processing Module and many other electronic audio products