Contents

1 Introducing the Agilent 85225F Performance Modeling System

Performance Modeling System Configuration Overview					18
RF and DC Measurement System Configuration 19
Figure 1. System Block Diagram			19
The RF Subsystem	20
The DC Subsystem	20
The Bias Networks	21
Component Integration		22
Figure 2. System Components			23
Table 3. Front Panel System Connections, with Agilent 4156C						24
Figure 3. Front Panel Connections with Agilent 4156C					25
Table 4. Front Panel System Connections, with Agilent E5260A or E5270B							26
Figure 4. Front Panel Wiring Diagram with Agilent E5260A or E5270B 27
Table 5. Rear Panel System Connections with Agilent 4156C						28
Figure 5. Rear Panel Wiring Diagram with Agilent 4156C 29
Table 6. Rear Panel System Connections with Agilent E5260A or E5270B							30
Figure 6. Rear Panel Wiring with Agilent E5260A or E5270B						31
Figure 7. DC/RF Cabling Diagram - DC and RF Configuration						32
CV, RF, and DC Measurement System Configuration 33
Figure 8. System Block Diagram			33
The CV Subsystem	34
Component Integration		34
Figure 9. System Components			35
Table 7. Front Panel System Connections				36
Figure 10. Front Panel Wiring Diagram				37
Table 8. Rear Panel System Connections				38
Figure 11. Rear Panel Wiring Diagram				39
Figure 12. DC/RF Cabling Diagram - DC and RF Configuration						40
Figure 13. DC/RF Cabling Diagram - Parametric Configuration						41
The Low Leakage Switch Mainframe 42
Table 9. Rear Panel Connections, including Low Leakage Switch Mainframe							42

Figure 14. Rear Panel Wiring Diagram including Low Leakage Switch Mainframe 43 Figure 15. DC/RF Cabling Diagram - Parametric Configuration with Low Leakage Switch Mainframe 44

Installation and User’s Guide

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.

Agilent Technologies 85225F manual Contents

Models: 85225F

1 Introducing the Agilent 85225F Performance Modeling System

Figure 1. System Block Diagram

Figure 2. System Components

Figure 3. Front Panel Connections with Agilent 4156C

Table 4. Front Panel System Connections, with Agilent E5260A or E5270B

Figure 4. Front Panel Wiring Diagram with Agilent E5260A or E5270B 27

Table 5. Rear Panel System Connections with Agilent 4156C

Figure 5. Rear Panel Wiring Diagram with Agilent 4156C 29

Table 6. Rear Panel System Connections with Agilent E5260A or E5270B

Figure 6. Rear Panel Wiring with Agilent E5260A or E5270B

Figure 7. DC/RF Cabling Diagram - DC and RF Configuration

CV, RF, and DC Measurement System Configuration 33

Figure 8. System Block Diagram

Figure 9. System Components

Figure 10. Front Panel Wiring Diagram

Figure 11. Rear Panel Wiring Diagram

Figure 12. DC/RF Cabling Diagram - DC and RF Configuration

Figure 13. DC/RF Cabling Diagram - Parametric Configuration

Figure 14. Rear Panel Wiring Diagram including Low Leakage Switch Mainframe 43 Figure 15. DC/RF Cabling Diagram - Parametric Configuration with Low Leakage Switch Mainframe 44

85225F specifications