Appendixes
Appendix A: SMPTE IMD and DFD Default Settings
The SMPTE IMD default settings are listed in the following table.
Amplitude ratio of the lower frequency to upper
frequency
Upper frequency
Lower frequency
Amplitude
DC offset
The DFD default settings are shown in the following table.
Difference frequency
Upper frequency
Center frequency
Amplitude
DC offset
158
SMPTE 1:1
1:1
7 kHz
60 Hz
0 Vrms
0 V
DFD IEC 60118
80 Hz
10 kHz
N/A
0 Vrms
0 V
SMPTE 4:1
SMPTE 10:1
4:1
7 kHz
60 Hz
0 Vrms
0 V
DFD IEC 60268
80 Hz
N/A
10 kHz
0 Vrms
0 V
Keysight U8903A User's Guide
10:1
7 kHz
60 Hz
0 Vrms
0 V