5-6 Chapter 5
Making GSM Cable and Antenna Measurements
Making Cable Fault Location Measurements
Table 5-1 Windowing Functions Available for the Cable Fault Location
Measurement
Function Description Max
side-lobe
level
Side-lobe
roll off
Max main
Rectangular The function results in no
windowing.
–13.261 dB 20 dB/decade –3.9224d
Flat Top The default value. A five term
flat top window. A good
window to use when making
amplitude measurements of
relatively pure tones.
–95.1 dB +/– 0.0020
Gaussian A five term cosine window
which resembles a Gaussian
window.
–125.4 dB –0.680056
Hanning A window which has good
frequency resolution and
reasonably good side lobe-lobe
roll-off, but poor main-lobe
flatness and relatively large
side-lobe peaks.
–31.46730784 60 dB/decade –1.423622
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