Creating and Using Math Waveforms
TDS5000 Series User Manual
3- 165
Rectangular Window: This window is equal to unity (see Figure 3--51). This
means the data samples in the gate are not modified before input to the spectral
analyzer. This window has the narrowest resolution bandwidth of any of the
windows, but it also has the most spectral leakage and the highest side lobes.
1
0
Amplitude
Time
--13 dB side lobe
0
-- 8 0
dB
Frequency bins
-- 4 0
Figure 3- 51: Time and frequency dom ain graphs for the Rectangular window