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CPSC 425 Linear Filtering 20 (Term 2) Practice Questions Multiple Part True/False Questions. For each question, indicate which of the statements, (A)–(D), are true and which are false? Note: Questions may have zero, one or multiple statements that are true. Question 1: Which of the following statements are true of a 2D (circular) pillbox filter?

AUSTRALIAN NATIONAL UNIVERSITY Research School of Engineering ENGN 1218 Introduction to Electronics Week 09 Problems with Solutions Design a power supply with the following parameters: Si diode model, f = 60 Hz, Vo(DC) = 9 V, Vr(pp) = 2 V, Io(DC) = 100 mA. Use half-wave rectifier circuit with smoothing capacitor shown in Figure 1.

ENGN1218 Electronic Systems and Design Topic 5 First-Order RC and RL Circuits Passive Circuit Elements: Resistance, Capacitance and Inductance Overview • Element characteristics • Resistance, capacitance and inductance • Energy storage ENGN1218 Electronic Systems and Design Circuit Element Characteristics Circuit analysis is based on Ohm’s Law and Kirchhoff’s Laws • The response of a circuit

ENGN1218 Electronic Systems and Design Topic 7 Operational Amplifiers Video 1 Introducing The Amplifier • Compared to transformers • Non-inverted and inverted outputs ENGN1218 Electronic Systems and Design • The amplifier circuit • Increases the amplitude of the input signal • Isasystembuildingblock • Oneofthemostcommonlyusedcircuits Amplifiers • Varietyoffunctions • Stereo systems contain audio amplifiers to amplify

AUSTRALIAN NATIONAL UNIVERSITY Research School of Engineering ENGN 1218 Introduction to Electronics Week 10 Problems with Solutions: Clipper Circuits Consider the circuit shown in Figure 1. Assume ideal diode model, R1 = 1 kΩ and RL = 15 kΩ. (a) Determine the output waveform vL(t). (b) Sketch the output voltage waveform vL(t). vin(t) (V) 10

Problem 1: Related to Chapter 4 Marks are allocated for: • Redrawing the diagram in your answer sheet and labeling voltages/currents. • Writing the circuit equations, according to your diagram, WITHOUT SIMPLIFYING them. • Solving to obtain correct solution. You can simulate in PSPICE or LTSPICE to verify v_x value. Problem 2: Related to Chapter

AUSTRALIAN NATIONAL UNIVERSITY Research School of Engineering ENGN 1218 Introduction to Electronics Week 10 Problems with Solutions: Zener Diode Circuits Consider the circuit shown in Figure 1 with Vin = 14 V, VZ = 7.5 V, IZT = 20 mA, IZK = 0.25 mA, PZ(max) = 0.5 W,R1 =100ΩandRL =330Ω. (a) Determine VL, IL, IZ,