Inductors and Capacitors in AC Circuits
AC Waveform Review
Resistors in ac circuits
Inductive Reactance
Inductor phase shift between current and voltage
Impedance and Ohms Law
Series RL circuits
Capacitive reactance
Capacitor phase shift between current a

Print
Logic Gates
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You may want to refer to the Key Concepts regarding the week's TCO in this week's Objectives.
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Analog Devices Review
Analog Devices Review
Diodes
1.
Forward bias conducts (small voltage drop, about .7 to 2.0 V)
2.
Reverse bias: no conduction (open)
3.
Zener diode
a.
b.
Intentional operation: breaks down at a fixed reverse voltage
c.
Used as voltage

Analog Circuits Review
Analog Circuits Review
Miscellaneous Basic Concepts
1.
Analog signals versus digital signals
Analog
a.
a.i.
Also called continuous
a.ii.
An infinite number of values between a maximum and a minimum
Digital
b.
b.i.
b.ii.
Finite numbe

Transformers
Introduction
Construction
Voltage and current relationships
Impedance relationships
Power relationships
Troubleshooting
Summary
ECT 125 Week 7
1
Introduction
When an ac current flows through an inductor a changing magnetic field is
produced a

Digital Circuits Review
Digital Circuits Review
Miscellaneous Basic Concepts
1.
Analog signals versus digital signals
a.
Analog
a.i.
Also called continuous
a.ii.
An infinite number of values between a maximum and a minimum
b.
Digital
b.i.
b.ii.
Finite num

Mathematics Review
Mathematics Review
Miscellaneous Basic Concepts
1. Fractions
a. Simplifying
a.i.
Addition and subtraction: make the denominators equal and perform the operation.
a.ii.
Multiplication: multiply numerators and denominators.
a.iii.
Divisio

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Capacitors
Definition
Basic Capacitor functions
Labeling
Parallel and Series Capacitors
Resistors and Capacitors in DC circuits
Practical Capacitors
Diagrams and other materials may be from Paynter
ECT 125 Week 1 Part I
1
Capacitors in DC Circuits
Reading

Logarithms and Filters
ECT 125 Week 6
1
Logarithms
Introduction
Definition
Applications
ECT 125 Week 6
2
Logarithms
Introduction
Most numbers can be written as an exponent of another one called the base.
baseexponent = number
For example
103 = 1000
10 is

Series/Parallel AC Circuits
Introduction
Impedance Calculations
Current Calculations
Power Calculations
Summary
ECT125 Week 5
1
Introduction
Series/Parallel ac circuits are very similar to series/parallel dc circuits. All
the rules and techniques used in

Parallel AC Circuits
Introduction
Impedance Calculations
Current Calculations
Power Calculations
Summary
ECT125 Week 4 Part II
1
Introduction
Parallel ac circuits are very similar to parallel dc circuits except that there
are phase angles to complicate th

The Right Triangle
Definition
Angle Properties
Pythagorean Theorem
The Trigonometric Functions
The Inverse Trigonometric functions
The Trigonometric Equations
ECT 125 Week 2
1
The Right Triangle
Definition A right Triangle has a right angle (90o) as one o