RF Subsystem Functional Verification Test

C

Performing the RF Subsystem Functional Verification Test

If the performance of the Agilent E8364B PNA Series vector network analyzer is in question, complete the following steps to verify operation.

To perform the RF subsystem functional verification test

Step

Action

Notes

 

 

 

 

 

1

Activate the network

a

Connect the network analyzer to

 

 

analyzer.

 

line power.

 

 

 

b

Switch on the line power.

 

 

 

 

 

 

2

Warm-up the network

a

Wait 1 hour before continuing to

 

 

analyzer for 1 hour.

 

step 3.

 

 

 

 

 

3 Run the Operator’s Check.

a

In the network analyzer System

• This opens the Operator’s Check window.

 

 

 

menu, point to Service and click

 

 

 

 

Operator’s Check.

 

 

 

b

Click Configure.

• This selects automatic program execution. To

 

 

c

On the pull down menu, select

enable a prompted test sequence, choose

 

 

 

Automatic.

Prompted to place a prompt before the

 

 

d

Click Start-Port 1.

execution of each range test for each

 

 

e

Follow the program prompts.

attenuator.

 

 

• When the Port 1 test is complete, the

 

 

f

When prompted, place a short on

 

 

Operator’s Check window reappears showing

 

 

 

Port 1 and click OK.

 

 

 

the test results for Port 1.

 

 

g

Check PASS/FAIL status.

 

 

• When the Port 2 test is complete, the

 

 

h

Continue to follow the prompts for

 

 

Operator’s Check window reappears showing

 

 

 

the Attenuator Range tests.

 

 

 

the test results for Port 2.

 

 

i

Check PASS/FAIL status for each

 

 

 

 

 

 

attenuator range.

 

 

 

j

Click Start-Port 2.

 

 

 

k

Repeat actions e through i for Port 2.

 

 

 

l

Click Exit to end the Operator’s

 

 

 

 

Check.

 

 

 

 

 

4 Test the forward reflection

a

Connect the test port cable between

 

 

mode for channel 1.

 

the PORT 1 and PORT 2 connectors.

 

 

 

b

Press Preset. (By default, the

 

 

 

 

instrument measures channel 1

 

 

 

 

forward reflection after instrument

 

 

 

 

preset.

 

 

 

c

Inspect the trace shown on the

 

 

 

 

display. It should be similar to the

 

 

 

 

trace shown to the right.

 

Installation and User’s Guide

125

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Agilent Technologies 85225F Performing the RF Subsystem Functional Verification Test, Operator’s Check Click Configure
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85225F specifications

Agilent Technologies 85225F is a high-performance microwave signal generator designed for the most demanding test and measurement applications in the RF and microwave frequency domains. This versatile instrument is a vital tool for engineers and technicians who require precise and reliable signal generation in various fields such as telecommunications, aerospace, and electronic warfare.

One of the main features of the Agilent 85225F is its frequency coverage, which spans from 0.1 to 26.5 GHz. This broad frequency range allows users to address a wide array of applications, including component testing, system verification, and radar signal simulation. With exceptional frequency resolution and accuracy, the 85225F ensures the generation of clean and stable signals tailored to specific operational requirements.

The 85225F incorporates advanced phase-locked loop (PLL) technology, which contributes to its superior frequency stability and low phase noise. This technology is crucial for applications requiring precise signal integrity and minimal jitter, such as digital communications and high-frequency circuit testing. The instrument’s low phase noise is particularly advantageous for sensitive measurements and data transmission systems where signal quality is paramount.

In addition to its impressive frequency and phase noise characteristics, the Agilent 85225F features multiple modulation capabilities, including amplitude modulation (AM), frequency modulation (FM), and pulse modulation. These modulation options enable users to simulate a wide variety of real-world signals and testing conditions, enhancing the versatility of the instrument in various testing environments.

The 85225F also offers a user-friendly interface that facilitates ease of operation. The clear LCD screen displays essential parameters and settings, allowing users to make adjustments quickly and efficiently. Furthermore, the instrument supports remote programming and automation through its GPIB or LAN connectivity options, making it suitable for integration into larger test systems.

Another notable characteristic of the Agilent 85225F is its compact design, which does not compromise on performance. This space-saving design makes it ideal for both lab and field applications, allowing engineers to transport the generator with ease, while still maintaining the ruggedness required for demanding environments.

Overall, the Agilent Technologies 85225F stands out as a robust and reliable microwave signal generator, equipped with state-of-the-art features and technologies that cater to the needs of modern RF testing. Its broad frequency coverage, advanced modulation capabilities, low phase noise, and user-friendly interface make it an essential tool for a wide range of applications in the RF and microwave sector.
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