Table 15. Noise Density (Continued)
Frequency
Temperature 23 °C ±5 °C (dBm/Hz)
>2 GHz to 3 GHz
-130
>3 GHz to 4.4 GHz
-130
Note
Performance is measured with 0 dB of TX attenuation.
Output Voltage Standing Wave Ratio (VSWR)
............................................................................
<2.0 GHz
1.6:1
............................................................................
≥2.0 GHz and <3.0 GHz
1.4:1
............................................................................
≥3.0 GHz
1.7:1
Note
The VSWR is measured with 10 dB of TX attenuation.
TX OUT Spurious Responses
Third Order Intermodulation (IP
3
)
Note
All values are typical.
Table 16. IP
3
Frequency
Temperature 23 °C ± 5 °C (dBm)
>200 MHz to 1 GHz
19
>1 GHz to 2 GHz
17
>2 GHz to 3 GHz
13
>3 GHz to 3.9 GHz
11
>3.9 GHz to 4.4 GHz
8
Note
Values are based on two input tones spaced 1.3 MHz apart with 5 dB of
TX attenuation.
NI 5791R User Manual and Specifications | © National Instruments | 31
