《电路》（英文版）chapter 18 Problems

Basic Circuit Theory Chpter18 Problems For the circuit given in Fig. 18-14, the R, C,, fc are given find the switched capacitor equivalen 00kg2 0.01uF lko Fig. 18-14 For prob. I Fig. 18-15 For prob. 2. 2 Redesign the circuit given in Fig. 18-15 using switched-capacitor methods, fc=1000 Hz 3 Redesign the circuit given in Fig. 18-16 to make use of switched-capacitor techniques fc=1000H,1=1kH=,O2=100kH 4 Redesign the circuit given in Fig. 18-17 using switched-capacitor methods, fc=1000,O1=1kH=,O2=100H 10k 01 3.18μF ig. 18-16 For prob. 3. Fig. 18-17 For prob. 4 Reference answers to Selected Problems fcR 2:C1k=1HE,C1k=0.01E DaLian Maritime University

Basic Circuit Theory Chpter18 Problems 1 For the circuit given in Fig. 18-14, the R1 , C , f are given find the switched capacitor equivalent. 2 C Fig. 18-14 For prob. 1. R1 C2 + + - + + oo 0 .01 µF 1kΩ V 2 100 kΩ V1 Fig. 18-15 For prob. 2. 2 Redesign the circuit given in Fig. 18-15 using switched-capacitor methods, f =1000 Hz. C 3 Redesign the circuit given in Fig.18-16 to make use of switched-capacitor techniques, f =10000Hz, C 1kHz, 100kHz ω1 = ω 2 = . 4 Redesign the circuit given in Fig. 18-17 using switched-capacitor methods, f =10000Hz, C 1kHz, 100kHz ω1 = ω 2 = . DaLian Maritime University + + - + + oo V1 1µ F 1kΩ V 2 0 .01 µ F 1kΩ + + - + + oo 3 .18 µF V1 100Ω V 2 10kΩ 318 pF Fig. 18-16 For prob. 3. Fig. 18-17 For prob. 4. Reference Answers to Selected Problems 1: C =1 1 1 fC R . 2: C = 1 1k µ F, C = 0.01 100 k µ F. 1