EM Electronics原裝I73 直流毫伏放大器 I71 直流放大器 EM放大器
品牌:EM Electronics
類(lèi)別:直流毫伏放大器
型號(hào):I73
公司介紹:
EM Electronics專(zhuān)注于精密、低電平直流電壓放大器和低電平DC測(cè)量?jī)x器的設(shè)計(jì)和制造。
應(yīng)用于標(biāo)準(zhǔn)、校準(zhǔn)、科學(xué)研究、低溫學(xué)、量熱法、聲納探測(cè)、超靈敏溫度測(cè)量、自動(dòng)測(cè)試等領(lǐng)域。
EM Electronics有一個(gè)研究新儀器和技術(shù)的項(xiàng)目,正在繼續(xù)開(kāi)發(fā)我們非常受歡迎的直流毫伏放大器模塊。
EM Electronics正在開(kāi)發(fā)新的低電平直流測(cè)量?jī)x器,該儀器將具有更先的規(guī)格,是低溫計(jì)量和常溫測(cè)量的理想選擇。
EM Electronics還將擴(kuò)大直流毫伏放大器模塊的范圍,不久將宣布更多模塊。
EM Electronics正在開(kāi)發(fā)一系列隔離器,用于直流納伏放大器,這將使測(cè)量低電平更加容易。
產(chǎn)品簡(jiǎn)介:
這種新型磁耦合電子隔離器設(shè)計(jì)用于EM DC納伏放大器。
極低電平直流測(cè)量的一個(gè)問(wèn)題是,它們?nèi)菀资艿皆肼曤娫匆约八鼈兯詈系脑O(shè)備的干擾。
電源問(wèn)題可以通過(guò)使用電池來(lái)克服,這減少了噪聲電源的干擾問(wèn)題,但這仍然留下了放大器后面設(shè)備的噪聲問(wèn)題。這是一個(gè)更難克服的問(wèn)題,幾乎總是需要在輸入放大器中使用非常高的增益。
產(chǎn)品參數(shù):
Specification: DC ***lator Model I73
Input
Plus or Minus 3V DC
Gain
Unity
Accuracy
Output, Direct. +/- 0.5%
Output Filtered +/- 0.5%
Linearity
Output better than 0.1%
Zero Drift
Output: Better than 1uV per degree c.
Noise
1 micro-volt peak to peak with a rise time constant of 100 milliseconds.
Input Impedance
Greater than 100 Mohm
Input Offset Voltage
Better than 25uV.
Typically 6uV
Input Voltage Offset Temperature Coefficient
Better than 100nV per deg C
Typically 50nV per deg C
Offset Current
Less than 1.4 nA.
Typically 160 pA
Response Time Constant
Direct Output: 100 milliseconds
Filtered Output: 1 second
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