3Verifying System Functionality

To perform the system functional verification test (continued)

Step

Action

Notes

 

 

 

 

10 Configure the instrument

a

Disconnect the attenuator from the

 

state for calibration.

 

semi-rigid cables.

 

 

b

In the Utility key group on the network

• This removes the instrument from GPIB

 

 

analyzer front panel, press Macro/Local >

control, activates the front panel

 

 

Preset.

interface, and returns the instrument to

 

c

In the Channel menu, click Power... .

its factory preset condition.

 

d

In the Power dialog box, scroll the Test Port

• Actions c through h prepare the

 

 

Power value to −20 dBm, then click OK.

network analyzer for a full range 2-port

 

e

In the Sweep menu, point to Number of

calibration using the same instrument

 

 

Points and click 101.

state settings used by the IC-CAP

 

f

In the Sweep menu, select IF Bandwidth... .

functional verification test macro.

 

 

 

g

In the IF Bandwidth dialog box, scroll to

 

 

 

1.000 kHz, then click OK.

 

 

h

In the Sweep menu, select Sweep Setup... .

 

 

i

In the Sweep Setup dialog box, select the

 

 

 

Stepped Sweep check box and click OK.

 

 

 

 

 

11 Calibrate the network

a

In the network analyzer’s Calibration menu,

• For detailed instructions, see

analyzer.

 

select Calibration Wizard... .

“Performing a Coaxial System

 

b

In the Calibration Wizard: Begin Calibration

Measurement Calibration" on

 

 

dialog box, select SmartCal (GUIDED

page 115.

 

 

Calibration): Use Mechanical Standards

• This begins a modified full 2-port

 

 

radio button and click Next.

calibration.

 

c

Follow the displayed prompts to calibrate

• When prompted to connect a standard

 

 

the network analyzer.

to either Port 1 or Port 2, connect the

 

 

 

standard to the semi-rigid cable

 

 

 

attached to the Port 1 or Port 2 bias

 

 

 

network.

• An isolation calibration is not needed for this measurement.

12Save the calibration and instrument state data to the C:/Program Files/ Agilent /Network Analyzer/Documents folder.

aIn the File menu, select Save As... .

bIn the Save As dialog box, using the keyboard or by clicking Edit File Name, enter TEST.CST then click OK.

•This saves the calibration and instrument state data in the network analyzer’s operating system C:/Program Files/Agilent/ Network Analyzer/Documents folder.

98

Installation and User’s Guide

Page 97 Page 99
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Agilent Technologies 85225F manual Select Calibration Wizard
Page 97 Page 99

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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