Digital Television Signal Analyzer Measurement Guide : ISDB‑T Signal Analyzer : Spurious Emissions, Custom
 
Spurious Emissions, Custom
Test Selection:
1. Press the Meas Selection main menu key.
2. Press the Spurious Emissions submenu key.
When entering the Spurious Emissions measurement mode, you may receive the following message:
<< Information >>
Set HPF to RF terminal.
Press ENTER to continue.
This message is advising you to insert a High Pass Filter (HPF) at the RF In port of your instrument. The purpose is to filter out the transmitted signal so that spurious emissions can be detected with greater sensitivity.
Test Setup:
Press the Meas Setup main menu key to open the Meas Setup menu.
Configure HPF Loss:
1. Press the HPF Loss submenu key to open the HPF Loss dialog box. Use the Up/Down arrow keys or the rotary knob to scroll to the desired value and then press Enter. You may also use the numeric keypad to enter a value and then press either the dB submenu key or the Enter key. The HPF Loss step increments and range are listed in the dialog box.
2. Press the Execute Measure main menu key to begin testing.
3. Save measurements to file by pressing the Save Files main menu key. Refer to the section, Saving the Measurement Results for more information regarding saving files.
Spurious Emissions Measurement