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HP E4446A, E4448A, E4440A, E4445A, E4443A Types of Spectrum Analyzer Messages, Types of Messages

Models: E4443A E4448A E4445A E4446A E4440A

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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

condition that may result in

display and/or in

until the erroneous condition is

erroneous data being displayed.

the SCPI Status

corrected.

Multiple status messages may

Register system.

 

be displayed at the same time.

 

 

 

 

 

User Error messages appear

Bottom of the

Messages remain until you

when an attempt has been

display in the

clear the error (press System,

made to set a parameter

status line (in

Show Errors, Clear Error Queue),

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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HP E4446A, E4448A, E4440A, E4445A, E4443A manual Types of Spectrum Analyzer Messages, Types of Messages
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E4443A, E4448A, E4445A, E4446A, E4440A specifications

The HP E4440A, E4446A, E4445A, E4448A, and E4443A are high-performance spectrum analyzers designed to meet the testing and measurement needs of engineers and technicians in various industries. These models offer a combination of advanced technologies and features that enhance their functionality and usability.

Starting with the HP E4440A, this spectrum analyzer is well-known for its wide frequency range and excellent resolution bandwidth, making it ideal for characterizing RF signals. It is capable of analyzing signals from 9 kHz up to 1.5 GHz, providing a comprehensive tool for capturing a wide spectrum of frequencies. The E4440A features a sophisticated built-in signal analysis capability, including demodulation and specialized measurement functions that assist in the evaluation of complex signals.

The E4446A elevates performance further with a frequency range extending up to 6 GHz. This model includes advanced phase noise measurement capabilities, which are crucial for testing communication systems and ensuring signal integrity. Its large color display coupled with a user-friendly interface allows for easy navigation through various measurement settings.

For deeper insights into signal behavior, the HP E4445A stands out with its ability to perform real-time spectrum analysis. This feature allows engineers to capture transient signals and analyze them effectively, which is essential in modern RF design and troubleshooting. The E4445A also supports a range of modulation analysis tools enabling comprehensive testing of communication systems.

Meanwhile, the E4448A is recognized for its high dynamic range and low noise floor. These characteristics are essential for analyzing weak signals in the presence of stronger ones. Its enhanced sensitivity allows engineers to detect signals buried in noise, which is vital for applications such as spectrum monitoring and interference analysis.

Finally, the HP E4443A is tailored for more specialized applications, featuring a frequency range up to 3 GHz. It incorporates advanced digital signal processing techniques that facilitate accurate measurements even in challenging environments. Its portability and robust design make it a preferred choice for field applications, allowing users to perform spectrum analysis where needed.

In summary, the HP E4440A, E4446A, E4445A, E4448A, and E4443A spectrum analyzers offer a rich set of features and technologies that cater to the evolving demands of RF engineers. With their superior performance characteristics, they serve as invaluable tools across a variety of testing and measurement applications in the telecommunications and electronics sectors.