Categories

Basic AC-DC Power Supplies

Worksheets - Power-Management ICs

Don’t just sit there! Build something!! Learning to mathematically…

Shock Current Path

Textbook

As we’ve already learned, electricity requires a complete path…

Special-purpose Batteries

Textbook

Mercury Standard Cell Back in the early days of electrical measurement…

Voltage Signal Systems

Textbook

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

Resistors

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Shown here is the schematic symbol for a resistor: What is the purpose…

High-impedance Voltmeter

Textbook

PARTS AND MATERIALS Operational amplifier, model TL082 recommended…

Design Project: Power Inverter

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A common topology for DC-AC power converter circuits uses a pair of…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Basic Electromagnetism and Electromagnetic Induction

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When lightning strikes, nearby magnetic compass needles may be seen to…

Polyphase Motor Design

Textbook

AC Motors Perhaps the most important benefit of polyphase AC power…

Calculating Electric Power

Textbook

Learn the Power Formula We’ve seen the formula for determining…

JFET Amplifiers

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Don’t just sit there! Build something!! Learning to mathematically…

Electromechanical Relay Logic

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In ladder logic symbolism, an electromechanical relay coil is shown as…

Full-wave Center-tap Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) Two…

Active-mode Operation (BJT)

Textbook

When a transistor is in the fully-off state (like an open switch), it…

Design Project: Audio Power Amplifier

Worksheets - Power-Management ICs

Explain how the microphone in your amplifier works. How, exactly, does…

Series-Parallel Combination AC Circuits

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Don’t just sit there! Build something!! Learning to mathematically…

The R/2nR DAC: Binary-Weighted-Input Digital-to-Analog Converter

Textbook

What Is a R/2nR DAC Circuit? The R/2nR DAC circuit, otherwise known as…

Simple AC Circuit Calculations

Textbook

Over the course of the next few chapters, you will learn that AC…

Digital Communication

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Don’t just sit there! Build something!! Learning to analyze digital…

Series Batteries

Textbook

PARTS AND MATERIALS Two 6-volt batteries One 9-volt battery  …

Basic Troubleshooting Strategies

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A chandelier has five light bulbs in it, and one of them is not…

Impedance Matching With Transformers

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Suppose you were to take a 3 kW electric heater rated for 240 VAC and…

Multi-Stage Amplifier

Textbook

PARTS AND MATERIALS Three NPN transistors—model 2N2222 or 2N3403…

Insulator Breakdown Voltage

Textbook

The atoms in insulating materials have very tightly-bound electrons,…

Wound Rotor Induction Motors

Textbook

A wound rotor induction motor has a stator like a squirrel cage…

Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

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Suppose a 12 volt lead-acid battery has an internal resistance of 20…

Class A BJT Amplifiers

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Don’t just sit there! Build something!! Learning to mathematically…

Inductors

Textbook

An inductor is a passive two-terminal electrical component that…

Simple AC Circuit Calculations

Textbook

Over the course of the next few chapters, you will learn that AC…

Ionization (gas-filled) Tubes

Textbook

So far, we’ve explored tubes which are totally…

Three-phase Power Systems

Textbook

What is Split-Phase Power Systems? Split-phase power systems achieve…

Battery Ratings

Textbook

Because batteries create current flow in a circuit by exchanging…

Contributors (6)

Textbook

Contributors to this chapter are listed in chronological order of…

Inductive Reactance

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Don’t just sit there! Build something!! Learning to mathematically…

The Unijunction Transistor (UJT)

Textbook

Unijunction transistor: Although a unijunction transistor is not a…

Op-Amp Data

Textbook

Parametric data for all semiconductor op-amp models except the CA3130…

Static Electricity Sensor

Textbook

PARTS AND MATERIALS One N-channel junction field-effect transistor,…

CMOS 555 Long Duration Red LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

DC Metrology

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Define the following metrological terms: • Uncertainty • Accuracy…

Meter Check of a Transistor (BJT)

Textbook

Bipolar transistors are constructed of a three-layer semiconductor…

Kirchhoff’s Laws

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Many electronic circuits use what is called a split or a dual power…