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

Figure 8

Electronic tunable of the BR frequency responses current-mode filter (𝑉_𝐶1=𝑉_𝐶2=𝑉_𝐶3=0.95 V: red; 𝑉_𝐶1=𝑉_𝐶2=𝑉_𝐶3=1 V: blue; 𝑉_𝐶1=𝑉_𝐶2=𝑉_𝐶3=1.1 V: green; and 𝑉_𝐶1=𝑉_𝐶2=𝑉_𝐶3=1.2 V: pink).