logarithmic adj. 對(duì)數(shù)的。 logarithmic function 對(duì)數(shù)函數(shù)。 a logarithmic scale 計(jì)算尺。 logarithmic series 對(duì)數(shù)級(jí)數(shù)。 the logarithmic table 對(duì)數(shù)表。 adv. -cally 用對(duì)數(shù)。
Semiconductor integrated circuits detail specification for type jb523 wide - band logarithmic amplifier 半導(dǎo)體集成電路. jb523型寬帶對(duì)數(shù)放大器詳細(xì)規(guī)范
Plane diffraction grating , logarithmic amplifier and stable constant - current source are used in the system , thus the performance of the instrument is enhanced significantly and the cost is reduced 系統(tǒng)采用了平面衍射光柵、專用陣列探測(cè)器、對(duì)數(shù)放大器以及高穩(wěn)定恒流源,有效地提高了儀器的整體性能,同時(shí)降低了生化分析儀的成本。
In the blue print of the digital , make sure of the logarithmic amplifier , a / d / a converter and fpga realize the if amplifier , big dynamic range agc , detect and video process same as that in the blue print of the analog 在數(shù)字方案中,筆者結(jié)合軟件無(wú)線電技術(shù),通過(guò)使用對(duì)數(shù)放大檢波器、 a / d / a轉(zhuǎn)換器以及fpga軟件實(shí)現(xiàn)了同樣的中頻放大、大動(dòng)態(tài)范圍的agc控制、以及檢波、視頻信號(hào)處理等功能。
In the part of the transmitter , the pre - amplifier logarithmic amplifier , temperature complement circuit , anti - disturbing circuit , and v / i circuit , are discussed . the transmitter outputs 4 - 20ma . in the part of the displayer hardware design , the i / v convert circuit and the flame intensity signal processing circuit are introduced 在探頭的設(shè)計(jì)中,詳細(xì)介紹了前置對(duì)數(shù)放大器電路設(shè)計(jì),在對(duì)數(shù)放大器加入了溫度補(bǔ)償電路和抗干擾電路,以保證測(cè)量精度和較大的量程,最后信號(hào)經(jīng)電壓電流的轉(zhuǎn)換,得到4 - 20ma的標(biāo)準(zhǔn)信號(hào)作為探頭的輸出信號(hào),進(jìn)行遠(yuǎn)傳。