Signal Generator Overview

Signal Generator Models and Features

E8257D PSG Analog Signal Generator Features

The E8257D PSG includes the following standard features:

•CW output from 250 kHz to the highest operating frequency, depending on the option

•frequency resolution to 0.001 Hz

•list and step sweep of frequency and amplitude, with multiple trigger sources

•user flatness correction

•external diode detector leveling

•automatic leveling control (ALC) on and off modes; power calibration in ALC- off mode is available, even without power search

•10 MHz reference oscillator with external output

•RS- 232, GPIB, and 10Base- T LAN I/O interfaces

•a source module interface that is compatible with Agilent 83550 Series millimeter- wave source modules for frequency extension up to 110 GHz and Oleson Microwave Labs (OML) AG- Series millimeter- wave modules for frequency extensions up to 325 GHz

The E8257D PSG also offers the following optional features:

Option 007—analog ramp sweep

Option UNR/UNX—enhanced phase noise performance

Option UNT—AM, FM, phase modulation, and LF output

•open- loop or closed- loop AM

•dc- synthesized FM to 10 MHz rates; maximum deviation depends on the carrier frequency

•external modulation inputs for AM, FM, and ΦM

•simultaneous modulation configurations (except: FM with ΦM or Linear AM with Exponential AM)

•dual function generators that include the following:

—50- ohm low- frequency output, 0 to 3 Vp, available through the LF output

—selectable waveforms: sine, dual- sine, swept- sine, triangle, positive ramp, negative ramp, square, uniform noise, Gaussian noise, and dc

—adjustable frequency modulation rates

—selectable triggering in list and step sweep modes: free run (auto), trigger key (single), bus (remote), and external

Option UNU—pulse modulation

•internal pulse generator

•external modulation inputs

•selectable pulse modes: internal square, internal free- run, internal triggered, internal doublet, internal gated, and external pulse; internal triggered, internal doublet, and internal gated

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Agilent Technologies E8267D PSG manual E8257D PSG Analog Signal Generator Features
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E8267D PSG, E8257D PSG specifications

Agilent Technologies, a recognized leader in electronic measurement and communications solutions, offers a comprehensive range of signal generators, including the E8257D PSG (Pulsed Signal Generator) and E8267D PSG. These instruments are engineered to meet the demanding requirements of wireless communication, aerospace, defense, and various research applications.

The E8257D PSG is known for its versatility and reliability. It operates within a frequency range of 250 kHz to 40 GHz, making it suitable for a wide array of applications, from signal generation to vector modulation. With an output power capability of up to +30 dBm, it delivers high-quality signals with exceptional precision. Its low phase noise performance is especially critical for applications such as radar and communication system testing, where signal integrity is paramount.

One of the standout features of the E8257D is its advanced modulation capabilities, including analog and digital modulation schemes. This flexibility allows engineers to simulate real-world communications environments accurately. The PSG also features a built-in arbitrary waveform generator that enables users to create complex waveforms tailored to specific testing needs, providing a significant advantage in research and development.

On the other hand, the Agilent E8267D PSG is designed to cater to the needs of users requiring a combined signal generation and analysis solution. With the capability to generate signals from 250 kHz to 67 GHz, the E8267D is ideal for millimeter-wave applications, as well as testing next-generation wireless technologies.

This model includes features such as enhanced phase noise performance and faster switching speed, which are crucial for signal integrity in sophisticated networks. The instrument's intuitive user interface and powerful software integration facilitate effortless operation and automation, thereby improving workflow efficiency.

Both the E8257D and E8267D PSG instruments incorporate cutting-edge technologies such as low-noise microwave and RF components, as well as digital signal processing capabilities. They provide users with enhanced accuracy and reliability in their measurements.

In summary, Agilent Technologies' E8257D and E8267D PSG signal generators represent the pinnacle of precision in signal generation technology. With their extensive feature sets, advanced modulation capabilities, and robust performance specifications, these instruments are invaluable tools for engineers and researchers working across various high-tech industries.
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