Comb-Line Filter with Coupling Capacitor in Ground Plane

<table>Frequency characteristics of input susceptances of even mode (<svg height="11.1" id="M25" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 46.900002 11.1" width="46.900002" xmlns="http://www.w3.org/2000/svg">
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<tspan style="font-size: 12.50px; " x="0" y="0">𝑎</tspan>
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<tspan style="font-size: 12.50px; " x="21.780226" y="0">5</tspan>
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<tspan style="font-size: 12.50px; " x="31.157476" y="0">2</tspan>
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Active and Passive Electronic Components

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Figure 7

Figure 7: Comb-Line Filter with Coupling Capacitor in Ground Plane 