Active Comb Filter Using Operational Transconductance Amplifier

<table>Variation of biasing current <svg height="15.25" id="M52" style="vertical-align:-3.13504pt" version="1.1" viewbox="0 0 15.5125 15.25" width="15.5125" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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Active and Passive Electronic Components

Active Comb Filter Using Operational Transconductance Amplifier

Figure 7