Agilent Technologies E4440A manual Types of Spectrum Analyzer Messages, Types of Messages

Page 77

In Case of Difficulty

Types of Spectrum Analyzer Messages

Types of Spectrum Analyzer Messages

The analyzer can generate various messages that appear on the display during operation.

For a complete list of spectrum analyzer messages, see the Instrument Messages and Functional Tests manual. The following table describes the four types of spectrum analyzer messages.

Table 6-1

Types of Messages

 

 

 

 

 

 

 

 

 

 

 

 

 

Type of Message

Location

Notes

 

 

 

 

 

 

 

 

 

 

 

Informational messages

Bottom of the

Messages will remain until the

 

 

 

 

typically provide verification

display in the

message is cleared by pressing

 

 

 

 

that an action has occurred. In

status line (in

Esc or Preset, or is overwritten

 

 

 

 

general, no user intervention is

green on analyzers

by another message.

 

 

 

 

required.

with a color

 

 

 

 

 

 

display).

 

 

 

 

 

 

 

 

 

 

 

 

Pop-upmessages prompt you

Middle of the

Message remains until you

 

 

 

 

to verify that an action will be

display in a

acknowledge the prompt, or the

 

 

 

 

performed or tell you that an

framed box.

action is completed.

 

 

 

 

action is currently being

 

 

 

 

 

 

performed.

 

 

 

 

 

 

 

 

 

 

 

 

 

Status messages indicate a

Right side of the

Most messages remain only

 

In

 

 

condition that may result in

display and/or in

until the erroneous condition is

 

 

 

 

Case

 

 

erroneous data being displayed.

the SCPI Status

corrected.

 

 

 

Multiple status messages may

Register system.

 

 

 

 

be displayed at the same time.

 

 

 

of

 

 

 

 

 

Difficulty

 

 

 

 

 

 

 

 

made to set a parameter

status line (in

Show Errors, Clear Error Queue),

 

 

 

User Error messages appear

Bottom of the

Messages remain until you

 

 

 

 

when an attempt has been

display in the

clear the error (press System,

 

 

 

 

incorrectly or an operation has

yellow on

or another message is displayed

 

 

 

 

failed (such as saving a file).

analyzers with a

in the status line.

 

 

 

 

 

color display) and

Pressing the Esc or Preset keys

 

 

 

 

 

in the SCPI Error

 

 

 

 

 

will clear error messages from

 

 

 

 

 

Queue.

 

 

 

 

 

the display, but the messages

 

 

 

 

 

 

 

 

 

 

 

 

will remain in the error queue.

 

 

 

 

 

 

 

 

 

Chapter 6

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Contents Getting Started Guide Additional Information Contents Contents Installation and Setup Agilent Technologies Performance Spectrum Analyzer PSA Initial Inspection Description AccessoriesOr replacement see Contacting Agilent Technologies on If There Is a ProblemPower Requirements Power Requirements AC Power CordAC Power Cords Battery Information Information Screen Turning on the Analyzer for the First TimeIf Option 117 is Loaded in Memory Why Aren’t All the Personality Options Loaded in Memory?Using an External Reference Firmware Revision Manually Performing an Alignment Running Internal AlignmentsEquipment Printer Setup and OperationPCL3 Testing Printer Operation Interconnection and SetupAdditional Information about ESD Protecting Against Electrostatic DischargeTest Equipment and ESD Safety Information Front and Rear Panel Features Front Panel Overview Front-Panel Connectors and KeysFront Front Display AnnotationsTrigger & sweep modes Trace modes Phase noise optimization a Panel Rear-Panel FeaturesFront and Rear Key Overview Front and Rear Panel Features Do not dispose in domestic household waste Front and Rear Panel SymbolsMore information Making a Basic Measurement Basic Assumption Viewing a Signal onEntering Data Using the Front PanelUsing Menu Keys Attenuation Disabling User Preset Presetting the Spectrum AnalyzerCreating a 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 Using Marker Counter Viewing Catalogs and Saving Viewing Catalogs and Saving Files Locating and viewing files in the catalog File Menu FunctionsCatalog Menu Creating a directory Viewing Catalogs and Saving Files Saving a File Set up the analyzer traceViewing Trace Viewing Traces 1, 2, Save the file\START\TEST1.TRC file saved File Loaded Loading a fileVerifying Trace Renaming a File Renaming a FileCopy Menu Copying a FileDeleting a File Using the Alpha Editor Options and Accessories Options see Ordering Options and AccessoriesAccessories see Option Name Description Number OptionsMode includes the measurements Options 8PSK B7J Available only at time of purchase Ohm Load Accessories50 Ohm/75 Ohm Minimum Loss Pad AC ProbeGpib Cable Broadband Preamplifiers and Power AmplifiersUSB/GPIB Interface HP/Agilent 11970 Series Harmonic MixersRF and Transient Limiters Power SplittersHP/Agilent 11974 Series Preselected Millimeter Mixers RF Bridges Static Safe AccessoriesOhm Transmission/Reflection Test Kit Noise Sources for use with PSA OptionCase of Difficulty Case of Difficulty Types of Messages Types of Spectrum Analyzer MessagesCheck the Basics Before Calling Agilent TechnologiesPSA or ESA Series at Service Options Read the WarrantyCalling Agilent Technologies Contacting Agilent TechnologiesService Tag Returning an Analyzer for ServiceOriginal Packaging Other PackagingCase of Difficulty Index Index

E4440A specifications

Agilent Technologies has long been recognized for its cutting-edge solutions in the realm of electronic test and measurement, and the E4440A is no exception. This spectrum analyzer is part of Agilent's renowned X-Series, which has set benchmarks in performance and versatility for RF and microwave applications. The E4440A stands out for its reliability, accuracy, and advanced signal analysis capabilities.

One of the most notable features of the E4440A is its exceptional frequency range. The device covers frequencies from 3 Hz to 9 kHz, allowing it to handle a wide array of signals, from low-frequency communications to high-frequency RF applications. By offering such broad bandwidth, the E4440A caters to various sectors including telecommunications, aerospace, and research and development.

In terms of specifications, the E4440A boasts a maximum amplitude measurement accuracy of ±0.7 dB, which is crucial for detailed signal analysis. Its 1 Hz to 30 MHz demodulation bandwidth allows users to accurately analyze complex modulated signals, making it ideal for capturing and decoding various communication formats.

Built on Agilent's exclusive technology, the E4440A integrates the advanced "Digital Signal Processing" capabilities, enhancing its measurement precision and speed. This technology not only improves the analyzer's dynamic range but also allows for quick identification and analysis of signals, ensuring that engineers can optimize performance and troubleshoot issues more effectively.

A unique characteristic of the E4440A is its robust user interface. The spectrum analyzer features a high-resolution display, which provides clear visualizations of signals. Additionally, its intuitive navigation simplifies operation, enabling both seasoned engineers and newcomers to utilize the device effectively without extensive training.

The E4440A is also equipped with a variety of built-in measurement capabilities, including distortion, modulation, and phase noise analysis. These tools empower users to assess the quality of their transmission systems comprehensively, thus facilitating improvements and innovations in design.

In conclusion, Agilent Technologies E4440A stands as a versatile spectrum analyzer that combines cutting-edge technology with user-friendly features. Its broad frequency range, high accuracy, and advanced analysis capabilities make it an essential tool for professionals in the RF and microwave sectors. Whether for research, development, or testing, the E4440A delivers the precision and reliability that engineers expect from Agilent Technologies.
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