R&S SMJ100A, Operating Manual

Page: 99 / 874

Getting Started
R&S
®
SMJ100A
83 Operating Manual 1403.7458.32 ─ 14
i) The entry in the Winbar indicates that the "Custom Dig. Mod." menu is still
open in the background.
To display the menu in the foreground, press the softkey below the button in
the "Windbar".
Press the HIDE key to minimize the menu again.
The "I/Q Mod" block is automatically activated.
The "RF/A Mod" is not yet active, which means that no RF signal is output.
3. Set frequency and level and activate RF signal
a) Press the FREQ key to activate the editing mode for frequency entry. The "Fre-
quency" entry field in the header section of the display is highlighted.
Enter the frequency using the numeric keypad and terminate the entry by
pressing a unit key.
b) Press the LEVEL key and enter the level settings in the same way.
c) Press the DIAGRAM key to display the complete block diagram.
d) Turn the rotary knob to select the "RF/A Mod" block.
Press the TOGGLE ON/OFF key to activate the "RF/A Mod" block.
The QPSK modulation signal is now present at the RF output.
Example of Setup