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Agilent N9310ARF 信號產生器技術簡介以極具吸引力的價格提供您所需的一切能力與可靠度Agilent N9310A RF 信號產生器想要以更快的速度做出更好的消費性電子產品嗎？今日，有愈來愈多的消費性電子產品使用到複雜的RF 技術，必須花費更大的心力，才能確保產品設計和生產的品質，同時降低成本和縮短上市時間。
這表示需要執行剛好足夠的效能檢查，讓產品儘速完成設計，投入生產。
如果您還在想如何才能一方面降低生產測試的成本，同時又不會犧牲品質，您要的答案就在這裡。
而且，當您需要進行的是小型的研發專案，或是低成本的專案以提升和擴充產品的功能時，N9310A RF 信號產生器更能符合您的預算要求。
雙語的選項在任何地方使用都不成問題隨著生產基地移到世界其它地方，工程師和技術人員也需要到不同的地方工作，因此，能夠克服在多語的環境中作業的挑戰是非常重要的。
若使用N9310A RF 信號產生器，事情就變得簡單多了。
它已經內建雙語（英文和中文）的螢幕說明指示、參數和軟鍵，而且很快也將支援其它的語言。
因此，不論您將工程和硬體資源部署到什麼地方，每個人使用N9310A 信號產生器時，都同樣簡單易操作。
低成本的生產製造安捷倫科技新的N9310A 經濟型可攜式信號產生器不僅可以應用於低成本的研發專案，也適合電子產品的大量生產製造使用。
當您想要輕鬆執行自動化測試，或從遠端操控信號產生器時，只要使用內建的USB 介面就行了。
您可以連接PC 和信號產生器，然後執行”虛擬面板”軟體（隨附在CD ROM 光碟片中），這樣一來，就可以在PC 上使用所有的控制功能了。
低價位的ATE －可提供真正低成本的量產測試方案自動化測試系統中通常需要用到好幾部信號產生器，選擇N9310A RF 信號產生器最經濟划算，因為即使您將好幾部這種信號產生器整合到現有的ATE 系統中使用，花費也不會太高，而且相當容易。
或者，如果您需要從遠端操作信號產生器的話，這部信號產生器隨附了PC 版的虛擬面板軟體公用程式和驅動程式，且背板有USB 埠，讓相互連接更加簡單。
关于频谱分析仪和EMI接收机的详细分析和探讨频谱分析仪和EMI（电磁干扰）接收机是电子测试仪器中常用的设备，用于检测和分析电磁信号。
本文将对这两种设备进行详细分析和探讨。
首先，频谱分析仪（Spectrum Analyzer）是一种能够显示信号频谱分布的仪器。
它通过将时间域信号转换为频域信号，以图形方式显示信号的频谱特性。
频谱分析仪广泛应用于电子通信、雷达、无线电导航、无线电电视等领域中，用于测试和分析信号的频谱特性，例如信号的幅度、频率、相位等。
它可以帮助工程师找到信号中的各个组成部分，从而更好地设计和优化系统。
频谱分析仪的工作原理基于傅里叶分析理论。
在信号输入到频谱分析仪后，它会将信号转换为数字形式，并进行快速傅里叶变换（FFT）来计算信号的频谱分布。
然后，频谱分析仪将得到的频谱数据显示在屏幕上，用户可以通过调节参数如中心频率、带宽等来观察信号的特性。
频谱分析仪通常有两种类型：实时频谱分析仪和扫描频谱分析仪。
实时频谱分析仪能够快速地捕捉到信号的瞬态特性，对于频率波动性较大的信号特别有用。
而扫描频谱分析仪则能够提供更高的分辨率和更精确的频率测量，适用于对静态信号进行分析。
与频谱分析仪相比，EMI接收机（Electromagnetic Interference Receiver）更专注于电磁干扰的检测和测量。
它主要用于检测设备或系统产生的电磁干扰，以及寻找干扰源并分析其特性。
EMI接收机主要包括天线、前置放大器、带通滤波器、检波器、显示器等组件。
EMI接收机的工作原理是通过天线接收环境中的电磁信号，并经过前置放大器放大后输入到带通滤波器。
带通滤波器用于滤除不感兴趣的频段，确保只有干扰信号通过滤波器。
接下来的检波器将信号转换为直流信号，并输出到显示器上。
通过观察显示器上的输出结果，用户可以了解干扰信号的频谱特性和强度。
EMI接收机的应用非常广泛，特别是在电磁兼容性测试和认证领域。
它可以帮助工程师在设计和生产过程中检测和纠正电磁干扰问题，确保设备的电磁兼容性符合标准要求。
N9020A MXA X-Series Signal Analyzer Confi guration GuideThis MXA confi guration guide will help you determine whichperformance options, measurement applications, accessories, and services to include with your new MXA or to add as upgrades to anexisting MXA.M902N902X-Ser1981This step-by-step process will help you configure your MXA. Capabilities that are listed as standard come with the instrument at no additional charge. Tailor the performance to meet your requirements.For detailed specifications, refer to the MXA signal analyzer specification guide (N9020-90113). For a summary of specifications, refer to the MXA signal analyzer data sheet (5989-4942EN).21. N9020A-B25 is standard for all MXA's ordered after May 1, 2011.34567Portable confi guration includes pivoting carrying handle and protectivecorner rubber guards (front protective cover comes standard) – N9020A-PRC MXA bench top confi gurationFor more information on accessories go to: /fi nd/accessories89Instrument UpgradesUpgrade your existing MXA/find/mxa_upgrades10Instrument Upgrades11cdma2000® is a registered certifi cation mark of the T elecommunications Industry Association. Used under license. Bluetooth and the Bluetooth logos are trademarks owned by Bluetooth SIG, Inc., U.S.A. and licensed to Agilent T echnologies, Inc. WiMAX™ is a trademark of the WiMAX Forum ®. Windows ® and MS Windows are U.S. registered trademarks of Microsoft ® Corporation.Agilent Email Updates/find/emailupdates Get the latest information on the products and applications you select.LAN eXtensions for Instruments puts the power of Ethernet and the Web inside your test systems. Agilent is a founding member of the LXI consortium.Agilent Channel Partnersw w w /find/channelpartners Get the best of both worlds: Agilent’s measurement expertise and product breadth, combined with channel partner convenience./find/mxaRelated LiteratureAgilent MXA Signal Analyzers Brochure 5989-5047EN Data Sheet5989-4942ENX-Series Measurement 5989-8019ENApplications, BrochureFor more information on Agilent Tech-nologies’ products, applications or services, please contact your local Agilent office. The complete list is available at:/find/contactus Americas Canada (877) 894 4414 Brazil (11) 4197 3600Mexico 01800 5064 800 United States (800) 829 4444Asia Pacific Australia 1 800 629 485China 800 810 0189Hong Kong 800 938 693India 1 800 112 929Japan 0120 (421) 345Korea 080 769 0800Malaysia 1 800 888 848Singapore 180****8100Taiwan 0800 047 866Other AP Countries (65) 375 8100 Europe & Middle East Belgium 32 (0) 2 404 93 40 Denmark 45 45 80 12 15Finland 358 (0) 10 855 2100France 0825 010 700**0.125 €/minuteGermany 49 (0) 7031 464 6333 Ireland 1890 924 204Israel 972-3-9288-504/544Italy39 02 92 60 8484Netherlands 31 (0) 20 547 2111Spain 34 (91) 631 3300Sweden0200-88 22 55United Kingdom 44 (0) 118 927 6201For other unlisted countries:/find/contactusRevised: January 6, 2012Product specifications and descriptions in this document subject to change without notice.© Agilent Technologies, Inc. 2012Published in USA,January 24, 20125989-4943ENAgilent Advantage Services is committed to your success throughout your equip-ment’s lifetime. To keep you competitive, we continually invest in tools andprocesses that speed up calibration and repair and reduce your cost of ownership. You can also use Infoline Web Services to manage equipment and services more effectively. By sharing our measurement and service expertise, we help you create the products that change our world./quality/find/advantageservices。
1981N9038A MXE EMI Receiver20 Hz to 8.4 and 26.5 GHzData SheetTable of ContentsDefinitions and Conditions (3)Frequency and Time Specifications (4)Amplitude Accuracy and Range Specifications (7)Dynamic Range Specifications (10)PowerSuite Measurement Specifications (15)General Specifications (16)Inputs and Outputs (18)I/Q Analyzer .....................................................................................................................20 Express your insight When you’re testing a new prod-uct, the designers are counting on your expertise and advice. That’s why the Agilent MXE is more than a CISPR-compliant EMI receiver. We’ve also included X-Series signal analysis and graphical measure-ment tools that make it easy to examine signal details. With these diagnostic capabilities, the MXE complements your knowledge and helps you advise the designers if a device fails compliance testing. Equip your lab with the MXE—and express your insight.2Definitions and Conditions Specifications describe the performance of parameters covered by the productwarranty and apply to the full temperature range of 0 to 55 °C, unless otherwise noted.95th percentile values indicate the breadth of the population (approx. 2 σ) of performance tolerances expected to be met in 95 percent of the cases with a 95 percent confidence, for any ambient temperature in the range of 20 to 30 °C. In addition to the statistical observations of a sample of instruments, these values include the effects of the uncertainties of external calibration references. These values are not warranted. These values are updated occasionally ifa significant change in the statistically observed behavior of production instruments is observed.Typical describes additional product performance information that is not covered by the product warranty. It is performance beyond specifications that 80 percent of the units exhibit with a 95 percent confidence level over the temperature range 20 to 30 °C. Typical performance does not include measurement uncertainty. Nominal values indicate expected performance, or describe product performance that is useful in the application of the product, but are not covered by the product warranty.The receiver will meet its specifications when:• It is within its calibration cycle• Under auto couple control, except when Auto Sweep Time Rules = Accy • Signal frequencies < 10 MHz, with DC coupling applied• The receiver has been stored at an ambient temperature within the allowed operating range for at least two hours before being turned on• The receiver has been turned on at least 30 minutes with Auto Align set to normal, or, if Auto Align is set to off or partial, alignments must have been run recently enough to prevent an Alert message; if the Alert condition is changed from “Time and Temperature” to one of the disabled duration choices, the receiver may fail to meet specifications without informing the user This data sheet is a summary of the complete specifications and condi-tions, which are available in the MXE EMI Receiver Specification Guide. The MXE EMI Receiver Specification Guide can be obtained on the Web at: /find/mxe_specifications For ordering information, refer to the MXE EMI Receiver Configuration Guide (5990-7419EN).3Frequency and Time Specifications1. Horizontal resolution is span/(sweep points – 1).4561. Analysis bandwidth is the instantaneous bandwidth available around a center frequency over which the input signal can be digitized for further analysis or processing in the time, frequency, or modulation domain.2. Sweep points = 101.Amplitude Accuracy and Range Specifications1. DC coupling required to meet specifications below 50 MHz. With AC coupling, specifications apply at frequencies of 50 MHz and higher. Statisticalobservations at 10 MHz with AC coupling show that most instruments meet the DC-coupled specifications, however, a small percentage of instrumentsare expected to have errors exceeding 0.5 dB at 10 MHz at the temperature extreme. The effect at 20 to 50 MHz is negligible but not warranted.781. DC coupling required to meet specifications below 50 MHz. With AC coupling, specifications apply at frequencies of 50 MHz and higher. Statisticalobservations at 10 MHz with AC coupling show that most instruments meet the DC-coupled specifications, however, a small percentage of instruments are expected to have errors exceeding 0.5 dB at 10 MHz at the temperature extreme. The effect at 20 to 50 MHz is negligible but not warranted.9Dynamic Range Specifications1. Typical DANL including NFE = Typical DANL-DANL improvement with NFE2. Specified for instruments with prefixes MY/SG5213 or greater. Nominal for instruments with earlier prefixes.101. Typical DANL including NFE = Typical DANL-DANL improvement with NFE.2. No NFE factor at this frequency.3. Specified for instruments with prefixes MY/SG5213 or greater. Nominal for instruments with earlier prefixes.1. Typical Indicated Noise including NFE = Typical DANL+ Bandwidth and Log corrrections-DANL improvement with NFE2. No NFE factor at this frequency.3. Specified for instruments with prefixes MY/SG5213 or greater. Nominal for instruments with earlier prefixes.1. Preamp input power = input power-input attenuation (–9 dB for input 2).2. For nominal values, refer to Figure 1.Figure 1. Nominal phase noise at different center frequenciesPowerSuite Measurement SpecificationsGeneral Specifications1. Noise Floor Extension (NFE) required for isolated pulse in bands C and D only.Inputs and OutputsI/Q Analyzer /find/mxe For more information on Agilent Tech-nologies’ products, applications or services, please contact your local Agilent office. The complete list is available at:/find/contactus Americas Canada (877) 894 4414 Brazil (11) 4197 3600Mexico 01800 5064 800 United States (800) 829 4444 Asia Pacific Australia 1 800 629 485China 800 810 0189Hong Kong 800 938 693India 1 800 112 929Japan 0120 (421) 345Korea 080 769 0800Malaysia 1 800 888 848Singapore 180****8100Taiwan 0800 047 866Other AP Countries (65) 375 8100 Europe & Middle East Belgium 32 (0) 2 404 93 40Denmark 45 45 80 12 15Finland 358 (0) 10 855 2100France 0825 010 700* *0.125 €/minute Germany 49 (0) 7031 464 6333 Ireland 1890 924 204I srael 972-3-9288-504/544Italy 39 02 92 60 8484Netherlands 31 (0) 20 547 2111Spain 34 (91) 631 3300Sweden 0200-88 22 55United Kingdom 44 (0) 118 927 6201For other unlisted countries: /find/contactus Revised: January 6, 2012Product specifications and descriptions in this document subject to change without notice.© Agilent Technologies, Inc. 2012Published in USA, July 26, 20125990-7421EN Agilent Advantage Services is committed to your success throughout your equip-ment’s lifetime. To keep you competitive, we continually invest in tools and processes that speed up calibration and repair and reduce your cost of ownership. You can also use Infoline Web Services to manage equipment and services more effectively. By sharing our measurement and service expertise, we help you create the products that change our /quality /find/advantageservices /find/emailupdates Get the latest information on the products and applications you select. LAN eXtensions for Instruments puts the power of Ethernet and the Web inside your test systems. Agilent is a founding member of the LXI consor-tium.Agilent Channel Partnersw w w /find/channelpartners Get the best of both worlds: Agilent’s measurement expertise and product breadth, combined with channel partner convenience.。
emi接收机工作原理EMI (Electromagnetic interference) 影响着当今电子设备和通信系统的性能，因此对于理解 EMI 接收机的工作原理非常重要。
EMI 接收机是一种专用的接收机设备，用于检测和抑制 EMI。
EMI接收机主要由以下组件组成：1.天线：天线是接收EMI信号的重要元件。
它将电磁波转换为电信号，然后通过电缆传输给其他电子元件。
根据特定的需要选择合适的天线。
2.RF放大器：RF放大器用于增强通过天线传入的微弱信号。
这是因为EMI通常是弱信号，需要经过放大以便进行后续处理。
3.混频器：混频器用于将RF信号与本地振荡器的频率混合。
混频器的主要作用是将高频信号转换为中频信号，以便于后续的滤波和解调。
4.中频放大器：中频放大器用于增强混频器输出的中频信号。
与RF放大器类似，中频放大器也用于增加信号的强度，以避免信号衰减。
5.滤波器：滤波器用于在接收机中滤除不需要的频率成分。
EMI接收机通常需要采用窄带滤波器，以便更好地分离所需的信号和EMI信号。
6.解调器：解调器用于将修正后的信号传送到接收机输出。
根据需要选择适当的解调方式，如频率解调、幅度解调或相位解调。
7.控制器：控制器负责整个接收机的控制和操作。
它可以设置接收机的参数和工作模式，以便根据需求进行调整。
通过这些组件的有机组合，EMI接收机能够完成对EMI的检测和抑制。
其工作流程通常如下：1.接收信号：天线接收到来自外部环境中的电磁波，将其转换为电信号。
2.信号放大：RF放大器增加信号的强度，以便于后续处理。
3.混频：混频器将RF信号与本地振荡器的频率混合，将其转换为中频信号。
4.中频放大：中频放大器增强中频信号的强度，以弥补信号衰减。
5.滤波：滤波器滤除不需要的频率成分，以便更好地分离所需的信号和EMI信号。
6.解调：解调器将修正后的信号转换为接收机输出信号。
7.控制：控制器通过设置参数和工作模式来控制接收机的操作。
两种测量接收机的比较及其不确定度的分析与评定杨婷【摘要】该文介绍了近年来实验室普遍使用的两款测量接收机:惠普公司的HP8902A以及Agilent公司生产的N5531S.分别对两款测量接收机的工作原理、性能和优缺点进行阐述,还针对校准中测量不确定度的分析与评定做了详细论述.【期刊名称】《科技资讯》【年(卷),期】2015(013)032【总页数】4页(P9-11,13)【关键词】测量接收机;射频功率;测量误差;不确定度分析【作者】杨婷【作者单位】中国电子科技集团公司第三十八研究所安徽合肥230088【正文语种】中文【中图分类】TN820.3高频信号发生器在现代通讯、导航等高科技领域中的研制和生产过程中起者十分重要的作用，测量接收机用于校准射频和微波信号发生器及衰减器，能对其各项性能：如输出电平、载波频率、调制深度、调制频率等参数做出快速、准确的判断。
在测量信号时，测量接收机对信号造成的失真小，测试的幅度范围宽，准确度高。
1.1 HP8902A测量接收机HP8902A测量接收机是美国HP公司生产的，采用同轴开关设计，把同轴开关集成在功率传感器里面，并将高准确度的功率计和精密衰减器联合使用，运用微处理器控制进行存储比较、修正的信号分析仪器。
优点是测量较方便，具有宽动态范围的绝对电平精确测量功能，准确度较高，但缺点是开关的老化，容易产生磨损。
1.1.1 基本原理HP8902A测量接收机是带有校准功能的外差式接收机。
它使输入信号变成固定中频信号，然后进行解调。
在高频功率测量时，高频信号直接从功率灵敏头输入，信号被功率头内的热电偶吸收，随后产生与输入高频信号功率成比例的直流电压。
HP8902A校准装置主要由测量接收机、11793变频器、本振信号发生器和功率探头（11722A、11792A）组成。
当被测频率为2.5 MHz～1.3GHz时直接用HP8902A测量接收机进行测试，频率高于1.3GHz后采用外接本振信号发生器和自身变频器与测量接收机组成的测试系统，先将被测信号变频到1.3GHz以下再测试。
