frequency analyzer 中文意思是什麼
frequency analyzer
解釋
頻次分析器-
Dr. emoto soon realized that everything in existence is alive and has a vibrational frequency, a magnetic resonance field, which is the source of energy behind the creation of all things. he was even able to measure this field using a magnetic resonance analyzer
他很快了解到萬物都是有生命的，並且具有振動頻率-一種共振磁場，這正是創造宇宙萬物的能量源頭，他甚至可以用磁共振分析儀mra來測量它。 -
Series of general - purpse instruments : including series of 2800 and 2500 electronics compoment parameters testing meter and related products ; series of 1630 function signal generator ; 1250 ultralow frequency spectrum analyzer and signal generator
通用類儀器系列：包括2800系列、 2500系列元件參數測量儀及其配套產品； 1630系列函數信號發生器； 1250超低頻系列頻譜分析儀及信號源。 -
In this time, as a result of major development in computer technologies and fast fourier transform wider application, many frequency analyzer based on digital signal processing theory and multi - function signal analysis software occurred. which greatly strengthened analysis function to engineer vibration signal ' s time field and frequency field
在這一時期，由於計算機的快速發展以及快速傅立葉變換的普遍應用，各種基於數字信號處理原理的頻率分析儀以及多功能信號分析軟體出現，從而大大加強了對工程振動信號的時域及頻域分析功能。 -
According to the theory of digital signal processing, discrete fourier transform has selectivity to frequency just as spectrum analyzer
根據數字信號處理理論，離散傅里葉變換（ dft ）演算法對頻率具有選擇性，有相當于頻譜儀的功能。 -
The pn analyzer of the paper includes radio frequency receiver and digital baseband processor and gps receiver
論文設計的pn分析儀包括射頻接收部分、數字基帶部分、 gps接收機部分等。 -
A fft spectrum analyzer was used to measure the resonant frequency
試驗時採用六種實大尺寸試材，共振頻率之測定系利用fft頻譜分析儀。 -
Low - frequency spectrometer analyzer with varied parameter filters
參數可調濾波器的低頻頻譜分析儀 -
Waveform analyzer is one of the most important signal measuring instruments, which can accurately analyze the characteristics of the signal in time - domain and frequency - domain. it can also analyze the relativity characteristics of the signal
波形分析儀是最重要的信號測量儀器之一，可以對信號時域特性、頻域特性以及相關特性作高精度分析。 -
Spectrum analyzer tracking generator which extends operation over 1 ghz frequency range 0. 15 to 1050 mhz
基礎上發展而來的，它的頻率范圍超過1ghz 0 . 15mhz 1050mhz -
I designed both hardware and software to develop the multi - channel analyzer, of which the key is the pc / 104 embedded computer. in a word, it has five traits as follows : ( 1 ) the key of apparatus is the pc / 104 embedded computer ; ( 2 ) on the hardware, we introduce the high - speed a / d conversion component - max191 to improve the mca ' s conversion speed and meet the demand on the spot ; ( 3 ) adopting high frequency module of electrical source to reduce its volume. ( 4 ) the mca consumes low power no more than 3. 9 watt
以國土資源部項目為依託，以pc 104嵌入式微機為平臺，完成了小型、低功耗能譜採集系統，特點是： （ 1 ）以pc 104嵌入式微機為平臺，實現了採集系統微機化； （ 2 ）採用高速低功耗a d器件maxl91 ，與現有的mca相比，提高了轉換速度，降低了mca的功耗； （ 3 ）採用高頻模塊電源，減小了採集系統的體積； （ 4 ）整機功耗低，小於3 . 9w ； （ 5 ）儀器重量輕。 -
Scalar network analyzer is a kind of intelligent instrument based on frequency sweep test technology that used to measure the amplitude - frequent cy characteristic of linear system. network analyzer adopt these new technology such as frequency synthesis, sampling technique, broad - band sweeping and computer - assisted testing
標量網路分析儀是一種基於掃頻測量技術，用於測量線性系統幅頻特性的智能化儀器。網路分析儀結合了頻率合成技術、采樣技術、寬帶掃頻技術、計算機輔助測量等新技術。 -
In addition, by use of a spectrum analyzer, the maximum amplitude as a function of frequency is easily identified
另外，配合頻譜分析儀的使用，以頻率為函數的最大幅度很容易便能辨別。 -
Technology of fine processing was firstly used to make the lsaw biosensor with dual delay linear style. then we developed the dual channels resonance circuit and used the labview software to record and analyze phase / frequency automatically. so the detection system of lsaw biosensor was constructed by combing all these components with network analyzer and computer
方法: 1 .利用精細微加工方法制備雙延遲線型漏聲表面波傳感器，並自行開發研製自激式振蕩電路， labview相位、頻率記錄分析軟體，將它們與網路分析儀、頻譜分析儀及計算機聯用以構建lsaw生物傳感器檢測系統。 -
Doppler frequency analyzer
多普勒頻率分析器 -
Eeg frequency analyzer
腦電圖頻率分析儀 -
Sample error probably caused from data collection circuit of rf virtual frequency spectrum analyzer instrument was emphasized, and some kinds of selectable resolution scheme were presented, then these schemes of advantages and disadvantages were compared and summarized by the way of theory analyse, matlab simulation and practice validate and so on, at last, the optimum scheme of rf virtual frequency analyzer instrument was decided and adopted
重點對虛擬射頻頻譜分析儀中的數據採集電路可能造成的采樣誤差進行了分析，提出了幾種可供選擇的解決方案，經過理論分析、 matlab模擬和實際驗證等手段，對這幾種方案的優缺點進行了比較和總結，並最終確定了其中最適合虛擬射頻頻譜分析儀的方案。 -
The 2503ah power analysis instruments come with preprogrammed configurations for electronic ballast testing, several 3 phase and motor test configurations. you may configure the 2503ah - 3ch as 3 independent power analyzers, or as the most advanced 3 phase analyzer. for electronic ballast testing, one channel may be set up to measure line input dais, while the other two channels measure the high frequency signals
Xitron儀器已為電子鎮流器測試制訂速度與準確度的新標準，高速fft處理器能將鎮流器測試時間縮減可高達75 % ，測試參數包括效率，功率因素，失真及個別的諧波內容， 2503ah系列可完全支援iec - 555符合測試，亦為先進的測試實驗室，測試系統製造商及全球三大照明產品製造商所廣泛採用 -
The chart was created by a printer connected to a radio frequency analyzer computer during measurements from a transmitter in a person ' s skull
這個表是由一個連接到一臺連接到無線電頻率分析電腦的印表機，在測量來自一個人頭骨中的傳輸器的信號時繪制的。 -
In order to overcome the disadvantages of the existed frequency spectrum analyzer instrument, the idea of software radio was applied, and a scheme of rf virtual frequency analyzer instrument based on digital intermediate frequency was presented, then its feasibility was analyzed
本文針對現有頻譜分析儀的不足，運用軟體無線電的思想，提出一種基於中頻數字化的虛擬射頻頻譜分析儀的方案，並對其可行性進行分析。 -
The principles and arithmetic for designing and realizing the virtual digital stored oscilloscope, virtual frequency analyzer and virtual function generator, which are based on labview, are discussed in detail. the performance of the virtual instruments is tested, and the specification is given
詳細的分析了基於labview的虛擬數字存儲示波器、虛擬頻譜分析儀和虛擬函數發生器的設計和實現的原理及演算法，並且對于各虛擬儀器進行了性能測試，給出了性能指標。
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