Analog Filter Design Revisited: Circuit Configurations Using Newer Varieties of CCs - Current Conveyors: Variants, Applications and Hardware Implementations - page 400

a b 1

C 3

a 1

b 5

a 4

a 3 a 2

a 5

b 4

x 1

x 1

V in

DCVC o DCVC

V 0

o

z z

x 2

x 2

b 3 b 2

C 1 C 2

b

Magnitude response of a notch filter

0

Wave
DG:A0w5b(6)

Symbol

−10

−20

−30

−40

−50

−60

100k 200k 300k

Frequency (log) (HERTZ)

400k 500k 600k

Magnitude response of a notch filter

Wave
DG:A0p(6)

Symbol

80

60

40

20

0

−20

−40

−60

−80

100k 200k 300k

Frequency (log) (HERTZ)

400k 500k 600k

Fig. 12.33 Universal biquad filter using DCVC proposed by Salama et al. (Adapted from [ 101 ] ©
2001Springer)