RIGOL DSA875 - Manual (Page 15)

RIGOL
DSA800 Options and Accessories 11
5. EBW
Measure the bandwidth between two points on the signal which are X dB below
the highest point within the span.
6. C/N Ratio
Measure the powers of the carrier and noise with the specified bandwidths as
well as their power ratio.
Offset Frequency
Carrier Bandwidth
Noise Bandwidth