Anritsu S331C Guide de l'utilisateur télécharger pdf (Page 45)

Quick Start Guide 3-4 Spectrum Analyzer

Site Master User Guide PN: 10580-00252 Rev. A 3-9

Single Limit Line

Press the Limit menu key to display the Limit menu.

1. Press the Limit (Upper / Lower) submenu key to select the desired limit line,

Upper or Lower.

2. Activate the selected limit line by pressing the On Off submenu key so that On is

underlined.

3. Press the Limit Move submenu key to display the Limit Move menu. Press the first

Move Limit submenu key and use the arrows keys, rotary knob, or keypad to change the

dBm level of the limit line.

4. Press the Back submenu key to return to the Limit menu.

5. If necessary, press the Set Default Limit submenu key to redraw the limit line in view.

Segmented Limit Lines

The following procedure creates limit lines for a Return Loss Measurement. Limits are set to

12 dB between 1000 MHz and 1400 MHz and to 15 dB between 1600 MHz and 2000 MHz.

1. Press the Limit (Upper / Lower) submenu key to select the desired limit line, Upper or

Lower.

2. Activate the selected limit line by pressing the On Off submenu key so that On is

underlined.

3. Press the Limit Move submenu key to display the Limit Move menu.

Create a Sample Segmented Limit Line

4. Press the Move Limit submenu key and use the number keys to enter a limit value of

12 dB. The limit value can also be moved by using the arrow keys or the rotary knob.

Press the Back submenu key to return to the Limit menu.

5. Press the Limit Edit submenu key to display the Edit menu.

6. Press the Add Point submenu key.

7. Press the Frequency submenu key and enter 1400 MHz.

8. Press the Add Point submenu key

9. Press the Frequency submenu key and enter 1600 MHz.

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Anritsu S331C Guide de l'utilisateur Page 45