R&S FSV-K7 Operating Manual page 192

®
R&S FSV-K7/K7S
Label
SINAD
THD
In addition, the following general information for the input signal is provided:
●
Carrier Power
●
Carrier Frequency
●
Reference Deviation
●
Cross Talk (difference between left and right signal in dB), see also
CALCulate<n>:MARKer:FUNCtion:SFM:<ChannelType>[:RESult<m>]?
on page 234
3.1.2 Softkeys of the FM Stereo Menu - MEAS key (K7S)
This section describes all softkeys available in the "FM Stereo" menu.
Left.............................................................................................................................. 193
Operating Manual 1176.7561.02 ─ 06
└ Display Config...............................................................................................193
└ Screen A-D......................................................................................... 194
└ Predefined.......................................................................................... 194
└ Add........................................................................................... 195
└ Apply.........................................................................................195
└ Remove.................................................................................... 195
└ Restore..................................................................................... 195
└ Close........................................................................................ 195
└ Result Summary Setup................................................................................. 196
└ Detector.............................................................................................. 197
└ Mode...................................................................................................197
└ Coupled.............................................................................................. 197
└ Meas To Ref........................................................................................197
└ Meas Time.................................................................................................... 197
└ AF Filter........................................................................................................ 198
FM Stereo Option R&S FSV–K7S
Instrument Functions FM Stereo (R&S FSV–K7S)
Description
Signal-to-noise and distortion
Measures the ratio of the total power to the power of noise and har-
monic distortions. The noise and harmonic power is calculated
inside the AF spectrum span. The DC offset is removed before the
calculation.

 
 
SINAD dB 20 log

noise

Total harmonic distortion
The ratio of the harmonics to the fundamental and harmonics. All
harmonics inside the AF spectrum span are considered up to the
tenth harmonic.





 

i 2
 
THD dB 20 log







i 1

total power


distortion power



2
U
i



2
U

i

192