Versatile Tunable Current-Mode Universal Biquadratic Filter Using MO-DVCCs and MOSFET-Based Electronic Resistors

Figure 9

Electronic tunable of quality factor current-mode filter (𝑉_𝐶3=0.9 V: blue; 𝑉_𝐶3=1 V: red; 𝑉_𝐶3=1.2 V: green; 𝑉_𝐶3=1.65 V: pink; and 𝑉_𝐶1=𝑉_𝐶2=0.9 V).