08 | Keysight | M9380A PXIe CW Source 1 MHz to 3 GHz or 6 GHz - Data Sheett
Technical Specifications and Characteristics (continued)
Amplitude (continued)
Amplitude Repeatability +10 dBm ALC On
0.05
850 MHz
0.04
0.03
0.02
0.01
0
1900 MHz
2200 MHz
3500 MHz
5800 MHz
-0.01
-0.02
-0.03
-0.04
-0.05
0
20
40
60
80
100
120
Elapsed Time (minutes)
Figure 4. Amplitude repeatability at various carrier frequencies. Repeatability measures the ability of the
instrument to return to a given power setting after a random excursion to any other frequency and power setting.
It should not be confused with absolute level accuracy.
Relative Level Accuracy
ALC On
0.6
0.85 GHz
1.8 GHz
2 GHz
0.4
2.2 GHz
3.5 GHz
5.8 GHz
0.2
0
-0.2
-0.4
-0.6
-120
-100
-80
-60
-40
-20
0
20
Power Level (dBm)
Figure 5. Relative level accuracy at various carrier frequencies.
KEYSIGHT [ Keysight Technologies ]
