
© National Instruments Corporation 15 NI 5422 Specifications
Figure 12. Direct Path, Two-Tone Spectrum (Typical)
Note The noise floor in Figure 12 is limited by the noise floor of the measurement device.
Refer to the Noise Floor specification.
Sample ClockTable 2.
Specification Valu e Comments
Sources 1. Internal, Divide-by-N (N ≥ 1)
2. Internal, DDS-based, High-Resolution
3. External, CLK IN (SMB front panel connector)
4. External, DDC CLK IN (DIGITAL DATA &
CONTROL front panel connector)
5. External, PXI Star trigger (backplane connector)
6. External, PXI_Trig<0..7> (backplane connector)
Refer to the
Onboard Clock
section for more
information
about Internal
Clock Sources.
0 102030405060708090100
Frequency (MHz)
10
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
dBm