Language Reference

 

 

 

MEASure Group of Commands

 

 

 

Measurement

n

Results Returned

Type

 

 

 

 

 

 

Power spectral

not

Returns 24 comma-separated scalar results, in the following

density

specified

order:

reference

or n=1

1.

Upper adjacent chan center frequency - relative power (dB)

 

Basic,

 

2.

Upper adjacent chan center frequency - absolute power

 

cdmaOne,

 

(dBm/Hz)

 

cdma2000,

3.

Lower adjacent chan center frequency - relative power (dB)

 

W-CDMA

 

(same as upper)

 

(3GPP), or

4.

Lower adjacent chan center frequency - absolute power

 

W-CDMA

 

(dBm/Hz) (same as upper)

 

(Trial &

5.

Negative offset frequency (1) - relative power (dB)

 

Arib) mode

6.

Negative offset frequency (1) - absolute power (dBm/Hz)

 

 

7.

Positive offset frequency (1) - relative power (dB)

 

 

8.

Positive offset frequency (1) - absolute power (dBm/Hz)

 

 

 

. . .

 

 

1.

Positive offset frequency (5) - relative power (dB)

 

 

2.

Positive offset frequency (5) - absolute power (dBm/Hz)

 

 

 

 

2

Returns 10 comma-separated scalar values of the pass/fail

 

NADC and

(0=passed, or 1=failed) results determined by testing the

 

absolute power of the offset frequencies:

 

PDC mode

 

 

 

 

 

1.

Negative offset frequency (1) absolute power

 

 

2.

Positive offset frequency (1) absolute power

 

 

 

. . .

 

 

1.

Negative offset frequency (5) absolute power

 

 

2.

Positive offset frequency (5) absolute power

 

 

 

 

2

Returns 3 comma-separated scalar values of the histogram

 

iDEN

absolute power trace:

 

 

 

 

mode

1.

Lower offset frequency − absolute power

 

 

2.

Reference frequency − absolute power

 

 

3.

Upper offset frequency − absolute power

 

 

 

Total power

2

Returns 11 comma-separated scalar values (in dBm)

reference

Basic,

corresponding to the total power histogram display. The values

 

are returned in ascending frequency order:

 

cdmaOne,

 

 

 

 

cdma2000,

1.

Negative offset frequency (5)

 

W-CDMA

2.

Negative offset frequency (4)

 

(3GPP), or

 

. . .

 

W-CDMA

 

 

(Trial &

1.

Center frequency

 

Arib) mode

 

2.

Positive offset frequency (1)

 

 

 

 

 

. . .

 

 

1.

Positive offset frequency (5)

 

 

 

 

Chapter 5

261

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Agilent Technologies E4406A VSA manual
Page 260 Page 262

E4406A VSA specifications

The Agilent Technologies E4406A Vector Signal Analyzer (VSA) is a sophisticated instrument designed for the analysis of complex signals. This versatile device is widely used in various fields, including telecommunications, broadcasting, and aerospace, thanks to its high-performance capabilities and advanced features.

One of the standout characteristics of the E4406A is its ability to analyze digital modulation schemes. It supports a wide range of formats, including 2G, 3G, 4G, and emerging standards, providing a comprehensive tool for engineers and researchers working with modern communication systems. The VSA is particularly valued for its flexibility in signal analysis, allowing users to capture and demodulate signals in real-time.

The E4406A utilizes advanced measurement technologies that ensure precise signal analysis. With a frequency range from 50 kHz to 6 GHz, the VSA can handle various applications, making it a suitable choice for both R&D and production testing. The instrument employs digital signal processing techniques, enabling high-resolution measurements and exceptional dynamic range. This ensures accurate interpretation of signals, even in the presence of noise or interference.

Another significant feature of the E4406A is its user-friendly interface. The combination of a graphical display and intuitive controls allows users to visualize complex waveforms and spectra easily. The software capabilities of the E4406A further enhance its usability, providing various analysis options including error vector magnitude (EVM), adjacent channel power (ACP), and spectrum occupancy. These tools allow engineers to diagnose issues rapidly and efficiently optimize their designs.

The modularity of the E4406A is a key aspect of its design. Users can upgrade their instrument with various option packs and software for specific applications, making it adaptable to a variety of testing scenarios. This flexibility ensures that the VSA remains relevant as technology evolves and new standards emerge.

In conclusion, the Agilent E4406A Vector Signal Analyzer stands out due to its combination of advanced measurement capabilities, user-friendly interface, and adaptability. Its extensive feature set makes it an essential tool for professionals involved in the development and testing of modern communication systems. Whether for research, design validation, or quality control, the E4406A delivers high-performance signal analysis that meets the demands of today's fast-paced technology landscape.
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