The spectrum analyser module – Velleman PCGU1000 User Manual
Page 9
9
The Spectrum Analyser Module
:
What ? :
Powerful feature
which allows visualization of
the frequency spectrum of a
signal, using FFT (Fast
Fourrier Transform) analysis.
How ? :
•
Connect the scope input to the circuit under test. (observe the max. input
rating of the scope!)
•
First observe the signal on the scope screen (see previous page).
•
Check that the signal is not over the maximum of the screen.
•
Start the spectrum analyzer.
•
Press ‘RUN’ (
1
)
•
Select the appropriate frequency range. Make sure your setting will capture
any signal change of interest (
3
).
•
If wanted set the appropriate channel and volts/div setting (
2
)
The Spectrum analyser
1
2
3