All About Circuits

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Three-phase Transformer Circuits

Three-phase Transformer Circuits

Since three-phase is used so often for power distribution systems, it…


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Voltage Regulation

Voltage Regulation

As we saw in a few SPICE analyses earlier in this chapter, the output…


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Motor Control Circuits

Motor Control Circuits

The interlock contacts installed in the previous section’s motor…


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Re-drawing Complex Schematics

Re-drawing Complex Schematics

Typically, complex circuits are not arranged in nice, neat, clean…


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AC Generator Theory

AC Generator Theory

If an electric current is passed through this wire, which direction…


Worksheets - Electromechanical

Switched Capacitor Circuitry

Switched Capacitor Circuitry

Write an equation describing the precise mathematical relationship…


Worksheets - Electromechanical

555 Lab - Red LED Flasher

555 Lab - Red LED Flasher

In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.


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Digital Lab - 3-bit Binary Counter

Digital Lab - 3-bit Binary Counter

In this hands-on electronics experiment, build a 3-bit down counter using J-K flip-flops and learn about asynchronous counter functionality.


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Inductance

Inductance

∫f(x) dx Calculus alert! One of the fundamental principles of…


Worksheets - Electromechanical

AC Inductor Circuits

AC Inductor Circuits

Resistors vs. Inductors Inductors do not behave the same way as…


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Batteries

Batteries

If I wanted to build a battery-powered electric drill, would it be…


Worksheets - Electromechanical

Voltage Signal Systems

Voltage Signal Systems

The use of variable voltage for instrumentation signals seems a rather…


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Class C BJT Amplifiers

Class C BJT Amplifiers

A common class of operation used in radio-frequency (RF) amplifier…


Worksheets - Electromechanical

Power Measurement

Power Measurement

Power measurement in AC circuits can be quite a bit more complex than…


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Boolean Algebraic Properties

Boolean Algebraic Properties

Another type of mathematical identity, called a “property”…


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Practical Power Factor Correction

Practical Power Factor Correction

When the need arises to correct for poor power factor in an AC power…


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Pi-Match Impedance Matching Calculator

Pi-Match Impedance Matching Calculator

This calculator is designed to compute the parameters required to design a Pi-Match Impedance Circuit


Tools

Full-Adder

Full-Adder

The half-adder is extremely useful until you want to add more than one…


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History of SPICE

History of SPICE

SPICE is a computer program designed to simulate analog electronic…


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High-pass Filters

High-pass Filters

A high-pass filter’s task is just the opposite of a low-pass…


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Bandpass Filter Calculator

Bandpass Filter Calculator

This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.


Tools

AC phase

AC phase

If we were to express the series-connected DC voltages as phasors…


Worksheets - Electromechanical

Noise Figure and Noise Temperature Calculator

Noise Figure and Noise Temperature Calculator

This calculator computes the noise figure and noise temperature in a system


Tools

What is the Relationship Between Conductance and Resistance?

What is the Relationship Between Conductance and Resistance?

The concept and measurement units of resistance are most often used…


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Passive Integrator and Differentiator Circuits

Passive Integrator and Differentiator Circuits

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…


Worksheets - Electromechanical

Capacitor Types

Capacitor Types

A capacitor is a passive two-terminal electronic component that…


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AC phase

AC phase

If we were to express the series-connected DC voltages as phasors…


Worksheets - Electromechanical

Microstrip Inductance Calculator

Microstrip Inductance Calculator

This calculator computes the inductance of a microstrip etched on a PCB.


Tools

AC Lab - Signal and Noise Coupling

AC Lab - Signal and Noise Coupling

In this hands-on AC electronics experiment, power a DC motor through a multi-conductor cable to learn how AC signals are coupled between conductors and how to mitigate noise coupling.


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Kirchhoff’s Voltage Law (KVL)

Kirchhoff’s Voltage Law (KVL)

What is Kirchhoff’s Voltage Law (KVL)? The principle known as…


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Si Lab - Bipolar Transistor as a Switch

Si Lab - Bipolar Transistor as a Switch

In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.


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Temperature Converter

Temperature Converter

Convert between Celsius, Fahrenheit and Kelvin


Tools

Power Measurement

Power Measurement

Power measurement in AC circuits can be quite a bit more complex than…


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Design Project: Dual-output AC-DC Power Supply

Design Project: Dual-output AC-DC Power Supply

Safety is very important when designing and/or building a device…


Worksheets - Electromechanical

Trigonometric Equivalencies

Trigonometric Equivalencies


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Introduction to Operational Amplifiers (Op-amps)

Introduction to Operational Amplifiers (Op-amps)

What is an Operational Amplifier (Op-amp)? Operational Amplifiers,…


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Elementary Circuits

Elementary Circuits

In the simplest terms you can think of, define what an electrical…


Worksheets - Electromechanical

AC Lab - Build a Transformer

AC Lab - Build a Transformer

In this hands-on AC electronics experiment, build a simple transformer and learn some important transformer fundamentals including voltage step-up and step-down.


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Design Project: Event Counter

Design Project: Event Counter

If your event sensing switch is mechanical in nature, you will likely…


Worksheets - Electromechanical

Negative Binary Numbers

Negative Binary Numbers

With addition being easily accomplished, we can perform the operation…


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Series Circuits and the Application of Ohm’s Law

Series Circuits and the Application of Ohm’s Law

In this introduction to series resistance circuits, we will explain…


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Embedded Microstrip Impedance Calculator

Embedded Microstrip Impedance Calculator

This calculator helps you compute the characteristic impedance of an embedded microstrip.


Tools

Look-up Tables

Look-up Tables

Having learned about digital memory devices in the last chapter, we…


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