Calculate the center frequency of a VCO using a 566 IC as in Fig. 13.22 for R1 = 4.7 kΩ, R...

Calculate the center frequency of a VCO using a 566 IC as in Fig. 13.22 for R₁ = 4.7 kΩ, R₂ = 1.8 kΩ, R₃ = 11 kΩ, and C₁ = 0.001 μF.

FIG. 13.22 Connection of a 566 VCO unit.