Adjacent Channel Power (Acp) - JDS Uniphase CellAdvisor JD780A Series User Manual

Table of Contents

JD780A Series Analyzers

Setting limit

Press the LIMIT hot key.

Press the Spectrum Emission Mask soft key.

Toggle the Test Limits soft key between On and Off to enable or disable the Pass/Fail

Optional. Go to SAVE/LOAD > Save, and then select Limit to save the limit settings.

See "Using save" on page 31 for more information.

Measurement example

Spectrum emission mask measurement with spectrum analyzer

Adjacent channel power (ACP)

The Adjacent Channel Power (ACP) is the power contained in a specified frequency channel

bandwidth relative to the total carrier power. It may also be expressed as a ratio of power spectral

densities between the carrier and the specified offset frequency band.

Setting measure setup

After configuring test parameters, you can set the measure setup to continue your measurement. The

measurement settings can be saved and recalled as a file. You can also use JDViewer, PC application

software to configure a measure setup, save as a file, and load the file on to the instrument.

Configure test parameters as described in the "Configuring test parameters" on page 59.

Press the MEASURE SETUP hot key.

Set the main channel bandwidth to be measured:

Using Spectrum Analyzer