what is impedence bandwidth and fractional bandwidth of this plot

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kartikkhurana

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hi
kindly answer
and how to calculate these
regards
kartik
 

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M2 - m1

(m2 - m1) / ( (m1 + m2 ) / 2 )
 

From the plot, you can read the -10 dB impedance bandwidth.

Which is the horizontal distance between your two markers. i.e. 4.66 GHz - 0.9 GHz = 3.76 GHz
 
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