12 | Keysight | M9391A PXIe Vector Signal Analyzer - Data Sheet
Technical Specifications and Characteristics
Dynamic range (continued)
Second harmonic distortion (SHI)
Conversion type: image protect
Pre-amp OFF 25
Frequency
≤ 1.35 GHz
> 1.35 GHz
SHI, nominal26
+35 dBm
Distortion, nominal27
– 45 dBc
+95 dBm
–105 dBc
Nominal Dynamic Range at 2 GHz
Pre-Amp Off, Single - High
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
-40
-35
-30
-25
-20
-15
-10
-5
Mixer Level (dBm) (Queried)
3rd Order Intermodulaꢀon DANL (1Hz RBW)
DANL (30KHz RBW)
Figure 4. Dynamic range at 2 GHz, pre-amp OFF,
single-high conversion type.
Using 15MHz IF Filters with 60MHz tone spacing for 3rd order intermodulaꢀon measurements
Nominal Dynamic Range at 5.8 GHz
Pre-Amp Off, Single - High
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
-45
-40
-35
-30
-25
-20
-15
-10
Mixer Level (dBm) (Queried)
3rd Order Intermodulaꢀon DANL (1Hz RBW)
DANL (30KHz RBW)
Figure 5. Dynamic range at 5.8 GHz, pre-amp OFF,
single-high conversion type.
Using 15MHz IF Filters with 60MHz tone spacing for 3rd order intermodulaꢀon measurements
25. Expected input level -10 dBm. Mixer level offset +10 dB.
26. SHI = second harmonic intercept. The SHI is given by the input power in dBm minus the second harmonic distortion level relative to the input signal in dBc.
27. For 0 dBm input signal.