Rigol DSA815, User Manual

Page: 130 / 241

RIGOL Chapter 2 Front Panel Operation
User’s Guide for DSA800/E Series
2-78
2FSK (Only for DSA815)
Measurement Interface:
Figure 2-22 2FSK Measurement Interface
Measurement Results:
For the three pairs of 2FSK signals, the frequency and amplitude of each peak, the
Freq Deviation and Carrier Offset are shown.
Taking the first pair of 2FSK signal as an example,
Freq Deviation = |Peak 1 Freq – Peak 2 Freq|/2
Carrier Offset = (Peak1 Freq + Peak2 Freq)/2 - Center Frequency
The measurement results are based on the max hold trace if the max hold is
turned on. If else, the measurement results are based on the real time trace.
1.
Reset
Delete the original signal and capture new signals. The reset operation has no
effect on the user settings.
2.
MaxHold
Turn max hold on or off. When max hold is turned on, the signal captured