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Question 4.7: Calculate the value of the coupling capacitance for the circ...

Calculate the value of the coupling capacitance for the circuit shown in Fig. 4.24(a) to obtain a 0.5 dB ripple Chebyshev-type response. Assume that there is no magnetic coupling.

4.24
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From (4.61)

C_k=-\frac{k}{\omega_0^2 \sqrt{L_1 L_2}} (4.61)

C_k=\frac{0.0707}{(2\pi \times 2\times 10^9)^2 \sqrt{(10^{-8})(10^{-8})}}=45 fF

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