audio-power amplifier 中文意思是什麼

audio-power amplifier 解釋
聲頻功率放大器
  • audio : adj. 【無線電】聽覺的，聲音的，音頻的；成音的。
  • power : n 1 力，力量；能力；體力，精力；（生理）機能；〈常 pl 〉才能。2 勢力，權力，權限；威力；政權；權...
  • amplifier : n. 1. 【電學】擴大器；擴音器。2. 放大鏡；放大器。
  1. Purpose : audio frequency power amplifier applications

    用途:用於音頻功率放大。
  2. Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method

    在本設計中，採用高速的dsp處理器，實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法，實現了大電流信號的驅動輸出;採用485總線技術，組建了裝置主機與多探測器之間的主從式通訊網路，實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路，採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術，實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元，設計了人機信息交互的介面;採用了模塊化的軟體設計方法，開發了裝置主機及探測器的軟體程序。
  3. In the thesis, a high efficiency linear am amplifier is developed, which is based on the basic theory of eer linearization amplifier technique [ 1 ]. the high efficiency digital audio amplifier technology [ 2 ] is adopted to develop the power supply modulator and the class - d switching amplifier technology [ 3 ] is adopted to develop the high efficiency rf amplifier

    本論文利用eer （ envelopeeliminationandrestoration ）線性功放技術的基本原理[ 1 ] ，採用數字音頻功放技術[ 2 ]實現高效率電源調制器，採用class - d開關放大技術[ 3 ]實現高效率載頻放大器，開發了一個集am調制和放大於一體的高效率線性功率放大器。
  4. Because of the using of interpolation, noise shaping and switching amplification in the digital audio amplifier technology, the power supply modulator is not only much efficient but also behaving good in envelope amplification, this advantage is hard to implemented with conventional technology

    數字音頻功放技術是近年發展起來的高效率音頻放大技術，該放大技術採用了過取樣、噪聲整形等數字音頻處理演算法和開關功率放大。採用該技術實現的電源調制器不但具備很高的效率，而且能高指標地放大包絡信號，是常規的電源調制技術無法實現的。
  5. Shengya audio company limitied has been taking the responsibility of developing the national industry and carrying forward the domestically produced audio equipment and production of hi - fi amplifiers. ab - 32 tube preamplifiertube power amplifier a maiden work of shengya. wins the favor of the audio fans with its elegant figure, soft and pure timbre and fine craft work

    聲雅發展已有十多年的歷史，一直以振興民族工業，弘揚國產音響為已任，致力於各類型音響產品開發及生產，音響產品有hi - fi功放機、激光唱機、家庭影院、微型組合、汽車功放，電腦功放音箱，累計有50多種型號。
  6. High - speed network cable series as of hdmi, dvi, cat 5e, audio & video cable, rf cable, game cable, power strip, power cable, car cable, auto audio & video cable, amplifier etc

    音/視頻、射頻、游戲機等電線產品、電源線、電源排插、汽車線、汽車音/視頻、調音臺等。
  7. Signal distortion and countermeasure in a pwm type audio power amplifier

    脈寬調制音頻功率放大器信號失真分析與對策
  8. On the basis of analyzing the old system and theory, the element circuits of wireless digital audio transceiver modules are designed in detail including the digital audio encoding and decoding circuits with the surrounding circuits, the fsk circuit based on pll frequency synthesizer, the power amplifier circuit, the frequency discrimination and agc circuit

    在分析原系統結構和理論的基礎上，完成了整個無線數字音頻傳輸模塊各單元電路的設計。主要包括有數字音頻編碼和解碼電路及外圍電路的設計、基於鎖相頻率合成器理論的fsk電路設計、功率放大器的設計、鑒頻與agc控制電路的設計。
  9. Digital audio power amplifier based on dppc

    2006的數字音頻功率放大器
  10. Compared with analog power amplifier, digital amplifier has many advantages, such as hi - fi, high efficiency, good match between amplifier and loudhailer, easy update, convenient debugging and so on. and it can process not only digital audio signal but also analog signal. accordingly, it faces a vast market

    數字功放產品相對模擬功放有很多的優點:高效率、保真度較好、功放和揚聲器的匹配好、升級換代容易、生產調試方便等，且與未來的全數字式音頻廣播、高清晰度電視的發展趨勢相匹配。
  11. This article introduces the operating principle and design method of a kind of new - type audio power amplifier with digital volume control

    摘要介紹了一種新型具有數字音量調節功能音頻功放的工作原理和設計方法，並將設計應用於實際電路中，獲得了很好的效果。
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