preamplifier 中文意思是什麼

preamplifier 解釋
n. 名詞 【電學】前置放大器。

  1. Technical requirements and test methods of the high speed photodetector - preamplifier used for the optical fiber communication

    光通信用高速光探測器? ?前置放大器組件技術要求及測試方法
  2. The auto - control of photometer preamplifier gain

    分光光度計前置放大器自動增益控制
  3. The application of infrared remote control in hi - fi preamplifier

    前置放大系統中的應用
  4. Acoustic emission preamplifier

    聲發射前置放大器
  5. Film 35 mm ; preamplifier for optical sound, general data for measuring

    35mm膠片.光學聲音的預放大器.測量用一般數據
  6. Detail specification for electronic component. semiconductor integrated circuit - type cd3220cp dual preamplifier with alc

    電子元器件詳細規范.半導體集成電路cd3220cp型帶alc雙前置放大器
  7. The basic electronics of positron imaging systems are composed of the preamplifier, shaper, main amplifier, constant fraction discriminator ( cfd ) and so on

    有用的數據采入計算機后，對其進行相關的處理后進行圖像重建。
  8. Signal channel is composed of photodetection preamplifier and filter circuit, reference channel and correlation demodulator are realized by labview

    信號通道由硬體實現，包括光電探測前置放大電路及濾波電路;參考通道及相關解調器部分則利用labview軟體編程實現。
  9. At last, the preamplifier of optical receiver, including the preamplifier ’ s parameter, the selection of circuit type and the design of the preamplifier is discussed

    本文還論述了光接收機前置放大器，包括前置放大器的性能參數、電路類型的選擇和前置放大器的設計等。
  10. From the simulation results, we can see that, for the presented cmos preamplifier - latch comparator, its transfer delay time is 231ps, and the power dissipation is 118. 6 w

    時，其回饋噪聲對輸入信號和電阻串參考電壓產生的毛刺峰值分別是6 . 35mv ， 1 . 57mv ;各級子adc的總功耗為5 . 57mw 。
  11. Super chopper - stabilized amplifier icl7650 is adopted in the preamplifier circuit. double integrate a / d convertor and the a / d convertor in the cpu are adopted in the circuit

    在前置放大電路中採用了自穩零運放icl7650 ， a / d轉換利用了雙積分式a / d轉換器mc14433和單片機內部的a / d轉換器。
  12. Secondly, compared with some other kinds of comparator structure and based on the preamplifier - latch fast - compare theory, a novel topology of cmos preamplifier latch comparator circuit is presented. considering trade - off between kickback noise and power dissipation, reference resistance value is optimized. according to the encode demands of different stage resolution, clock - control encode circuit is designed

    其後，在具體的子adc設計中，對比各比較器類型的優缺點，並基於預放大鎖存快速比較理論，提出一種新型高速低功耗預放大鎖存比較器電路拓撲;根據adc系統所允許的參考電壓最大波動限制，在回饋噪聲對輸入參考電平的影響和功耗之間折衷，確定優化的參考電阻串阻值;根據不同級精度的編碼要求，設計出時鐘控制編碼電路。
  13. Based on the research and analysis of system structure of 10 - bit 100msps pipelined cmos adc, according to the system performance, the specifications of sub _ adc is obtained, while the sub _ adc including the preamplifier - latch comparator, the reference ladder resistance and the clock - control encode circuits are discussed in detail

    基於對10 - bit100mspspipelinedcmosadc系統結構的分析研究，結合系統性能確定了子adc的指標要求，詳細討論並設計了子adc單元模塊的設計，包括預放大鎖存比較器，參考電阻串和時鐘控制編碼電路。
  14. Discuss the method to improve the efficiency of collecting signal and signal - noise ration. make the setup of detection device, high voltage supply of pmt and low - noise preamplifier ; doing lif detection experiment to green fluorescent dye

    詳細討論了提高熒光採集效率和信噪比的措施，製作了探測機構、光電倍增管的高壓供電電路和前置放大器。
  15. Design ecg collecting module ， which includes preamplifier ， high pass filter, 50hz notch filter, skin electricity filter, low pass filter, electrical level rising and primary amplifier, adc and mcu, real time clock

    設計心電採集模塊，包括心電前置放大、高通濾波、工頻陷波、肌電濾波、低通濾波、電平抬升和主放大、 a / d轉換和單片機，實時時鐘。
  16. Research on cmos implementation of wlan transceiver rf front - end is done in this thesis. the transceiver uses the most used super - heterodyne architecture, its rf front - end consists of low noise amplifier, down - converter, up - converter, preamplifier, lo buffer and pll frequency synthesizer

    本論文研究無線局域網收發機射頻前端的cmos實現，該收發機採用超外差式的拓撲結構，其射頻前端主要由低噪聲放大器、下變頻器、上變頻器、末前級、本地振蕩信號緩沖器和鎖相環型頻率合成器等模塊組成。
  17. This paper introduces two types of sensitive charge preamplifier for rn measure device, designing method, debugging process and performance ; and it analyzes the conditions which can be applied

    摘要介紹了兩種用於氡氣測量裝置的電荷靈敏前置放大器的實例，給出了設計思想、調試過程和技術指標，說明了它們不同的應用場合。
  18. The preamplifier will drive a low impedance load without alteration in the signal, in fact it can be used as a current source driving a 0 impedance mixer junction without any distortion

    這個前級放大器能夠驅動一個低阻抗的負載而不會引起信號的變化，實際上它可以用作一個驅動零阻抗混合節點，而又不產生任何失真的電流源。
  19. The main performances of the afm were in the advanced level around the world. the probe unit of the horizontal afm includes a photo - electronic detection unit with a particular optical - beam - deflection path, a regulating block of the setpoint of imaging force, the xy scanner and z feedback controller, the coarse adjusting and fine adjusting mechanism for the sample approaching to the probe tip. the powerful circuits of preamplifier, as well as the circuits of xy scanner and z feedback controller were developed

    成功研製了臥式afm探頭，包括特有的微懸臂偏轉量的臥式光電檢測系統、 afm成像工作點（即原子力的預設置點）的調節機構、 jy }藝掃描與反饋控制器、樣品的粗調與微調機構;自行研製了高性能的psd前置放大電路、 xy掃描控制電路和z向pid反饋控制電路系統;設計了a / d & d / a控制介面，獨立開發了性能完善的afm掃描與控制軟體系統及功能強大的圖像處理軟體系統。
  20. There are various kinds of the self - oscillations in the preamplifier system of the high power laser facility, the origins of them were analyzed in theory

    摘要分析了高功率激光裝置預放大系統內外各種自激振蕩的來源，通過理論計算和實驗驗證提出了各種自激振蕩的抑制方法，並在實踐中得到驗證。
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