Giga-tronics 2500B Series Microwave Signal Generators
Modulation Operation
Operation Manual, Part Number 34737, Rev C, June 30, 2011
Page 53
Generate an Externally Modulated FM Signal
Step
Action
8.
Press the
Menu button. The FM Main Menu opens in the display.
9.
In the FM Main Menu, press
FM Ext Menu. The FM — External Waveform menu opens
(see Figure 21 on page 45).
10.
Press
FM to switch FM on.
11.
Press
Sensitivity. Set the Sensitivity to 1.00 kHz per Volt as follows:
1.
On the numeric keypad on the front panel of the 2500B, enter 1.
2.
Press the kHz Units button (next to the numeric keypad) to enter the new power level.
NOTE:
You can also use the
keys and
to change the power level.
12.
Setup the external FM modulation source as follows:
Frequency: 50 kHz
Amplitude: 1.00 V peak (or 2 V peak-to-peak)
13.
Press the
button to energize the RF output of the 2500B.
End of Procedure
RF ON
Soft Button
Soft Button
Soft Button
FM
