frequency counter

基本解釋

One example of a multiple closure would be to route a single device output to two instruments, such as a voltmeter and a frequency counter.
複用開關的一個簡單例子就是將單臺設備的輸出連接到2臺儀器，例如一臺伏特表和一臺頻率計數(shù)器。
In this paper, we choose single chip microcomputer to make a digital frequency counter; meanwhile, direct measurement is taken in practice.
在本次畢業(yè)設計中我們選擇使用單片機來制作數(shù)字頻率計，竝在實際制作中採用了直接測頻法。
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Full-automatic box folding-gluing machine features stable performance, simple operation, and adopts control by imported variable frequency counter, to achieve stable, accurate and quick production.
全自動糊盒機系列具有性能穩(wěn)定，操作簡單，採用進口變頻計數(shù)控制，達到穩(wěn)、準、快的目的。
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頻率計數(shù)器
For the frequency detection circuit, the frequency signals of the two channels are inputted into the SA602A mixer to get the frequency difference, and subsequently read out by the SS7200 frequency counter directly.
在頻率檢測方法中,兩路信號被送入混頻器SA602A,然後採用SS7200頻率計數(shù)器直接得到反應敏感薄膜氣敏特性的頻率信號。
計頻器

頻率計數(shù)器
In this paper, I firstly introduce a few knowledge of FPGA such as the structure, peculiarity, design flow and design tools. And my task is to design a random wave generator and a frequency counter.
本次設計主要以FPGA爲核心，介紹了一些FPDA的基礎知識如結搆特點、開發(fā)流程、使用工具等，設計的目標是任意波形發(fā)生器與頻率計數(shù)器。
計數(shù)式頻率計
頻度計數(shù)器
頻率計
計頻器