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HP E4440A, E4448A, E4446A, E4445A Viewing a Signal, Setting Reference Level and Center Frequency

Models: E4443A E4448A E4445A E4446A E4440A

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Making a Basic Measurement

Viewing a Signal

Viewing a Signal

1.Press Preset. If the softkeys Factory Preset and User Preset appear, select

Factory Preset.

2.Press System, Reference, then note the 10MHz Out setting. If Off is active (underlined), press the softkey to toggle the reference on.

3.Connect the analyzer’s rear panel 10 MHz OUT (SWITCHED) to the front-panel input.

Setting Reference Level and Center Frequency

NOTE	The display examples in this section are made using various analyzer
	models, you may see some variations depending upon your analyzer.

4.Set the reference level to 10 dBm: Press AMPLITUDE, 10, dBm.

5.Set the center frequency to 30 MHz: Press FREQUENCY, Center Freq, 30, MHz.

The 10 MHz reference signal spectrum appears on the display, as shown in Figure 3-1.

NOTE	The display examples in this book are made using various analyzer
	models, you may see some variations depending upon your analyzer.

Chapter 3

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HP E4440A, E4448A, E4446A, E4445A, E4443A manual Viewing a Signal, Setting Reference Level and Center Frequency

Contents

Getting Started Guide Additional Information Contents Case of Difficulty Installation and Setup Agilent Technologies Performance Spectrum Analyzer PSA Initial Inspection AccessoriesDescription Standard Documentation SetIf There Is a Problem Power Requirements Description Specifications AC Power CordAC Power Cords Battery Information Information Screen Turning on the Analyzer for the First TimeUsing an External Reference Why Aren’t All the Personality Options Loaded in Memory?TIP Firmware RevisionManually Performing an Alignment Running Internal AlignmentsEquipment Printer Setup and OperationPrinter Models Testing Printer Operation Interconnection and SetupTest Equipment and ESD Protecting Against Electrostatic DischargeAdditional Information about ESD Safety Information Front and Rear Panel Features Front Panel Overview Front-Panel Connectors and KeysName Description Name Description Associated Function Keys Display AnnotationsTrigger & sweep modes Trace modes Phase noise optimizationa Rear-Panel Features Always turn off power before plugging in keyboard Key Overview Key Overview Front and Rear Panel Symbols Front and Rear Panel Symbols Making a Basic Measurement Basic Assumption Using Menu Keys Using the Front PanelEntering Data Knob Arrow Keys Numeric Keypad Unit Softkeys Enter KeyCreating a User Preset Presetting the Spectrum AnalyzerDisabling User Preset Setting Reference Level and Center Frequency Viewing a SignalSetting Frequency Span 10 MHz Internal Reference Signal and Associated SpectrumChanging Reference Level Reading Frequency & AmplitudeA Marker on the 10 MHz Peak Valid Marker Count Range Improving Frequency AccuracyIncreasing Marker Frequency Accuracy Viewing Catalogs and Saving Files Viewing Catalogs and Saving Files Locating and viewing files in the catalog File Menu FunctionsCatalog Menu Creating a directory Saving a File Set up the analyzer traceViewing Traces 1 Viewing Traces 1, 2, Save the fileSaving a File File Loaded Loading a fileVerifying Trace Renaming a File Renaming a FilePut a formatted floppy in the a drive Copying a FileDeleting a File Using the Alpha Editor Using the Alpha Editor Options and Accessories Accessories see Ordering Options and AccessoriesOptions see Option Name Description Number Options124 ANE BAB UK6 Name DescriptionAccessories USB/GPIB Cable Gpib CableHP/Agilent 11970 Series Harmonic Mixers HP/Agilent 11974 Series Preselected Millimeter Mixers Static Safe AccessoriesRF and Transient Limiters Case of Difficulty Personnel. To prevent electrical shock, do not remove covers Types of Messages Types of Spectrum Analyzer MessagesCheck the Basics Before Calling Agilent TechnologiesReference, 10 MHz to select On Service Options Read the WarrantyCalling Agilent Technologies Canada Japan Asia Pacific United States Latin America New ZealandEurope Australia Service Tag Returning an Analyzer for ServiceOriginal Packaging Other PackagingReturning an Analyzer for Service Returning an Analyzer for Service Numerics IndexIndex-80