All About Circuits

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The NOT Gate

The NOT Gate

The single-transistor inverter circuit illustrated earlier is actually…


Textbook

Performance-Based Assessments for AC Circuit Competencies

Performance-Based Assessments for AC Circuit Competencies

(Template)


Worksheets - Power Supplies

Attenuators

Attenuators

What is Attenuators? Attenuators are passive devices. It is…


Textbook

Harmonics in Polyphase Power Systems

Harmonics in Polyphase Power Systems

In the chapter on mixed-frequency signals, we explored the concept of…


Textbook

Batteries

Batteries

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


Worksheets - Power Supplies

Ohm’s Law Practice Worksheet With Answers

Ohm’s Law Practice Worksheet With Answers

Define the following terms: energy, work, and power.


Worksheets - Power Supplies

Rectifier Circuits

Rectifier Circuits

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


Worksheets - Power Supplies

AC Power

AC Power

If a sinusoidal voltage is applied to an impedance with a phase angle…


Worksheets - Power Supplies

Bipolar Junction Transistors as Switches

Bipolar Junction Transistors as Switches

Solid-state switching circuits usually keep their constituent…


Worksheets - Power Supplies

AC Instrumentation Transducers

AC Instrumentation Transducers

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


Textbook

Biasing Techniques (BJT)

Biasing Techniques (BJT)

In the common-emitter section of this chapter, we saw a SPICE analysis…


Textbook

Design Project: AC-DC Power Supply

Design Project: AC-DC Power Supply

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


Worksheets - Power Supplies

Design Project: Audio Media-Based Signal Generator

Design Project: Audio Media-Based Signal Generator

Identify some different ways you can create the sine-wave audio tracks…


Worksheets - Power Supplies

Universal Shift Registers: Parallel-in, Parallel-out

Universal Shift Registers: Parallel-in, Parallel-out

The purpose of the parallel-in/ parallel-out shift register is to take…


Textbook

Practical Considerations - Batteries

Practical Considerations - Batteries

When connecting batteries together to form larger “banks”…


Textbook

Active Loads in Amplifier Circuits

Active Loads in Amplifier Circuits

We know that the current in a series circuit may be calculated with…


Worksheets - Power Supplies

Electric Fields and Capacitance

Electric Fields and Capacitance

Introduction Whenever an electric voltage exists between two separated…


Textbook

Single-phase Induction Motors

Single-phase Induction Motors

A three-phase motor may be run from a single-phase power source.…


Textbook

DC Generator Theory

DC Generator Theory

Generators used in battery-charging systems must be regulated so as to…


Worksheets - Power Supplies

Power Supply Circuits

Power Supply Circuits

There are three major kinds of power supplies: unregulated (also…


Textbook

The TRIAC

The TRIAC

SCRs are unidirectional (one-way) current devices, making them useful…


Textbook

Kirchhoff’s Laws

Kirchhoff’s Laws

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


Worksheets - Power Supplies

More on AC “polarity”

More on AC “polarity”

Complex numbers are useful for AC circuit analysis because they…


Textbook

Flyback Switch Mode Regulator Calculator

Flyback Switch Mode Regulator Calculator

A calculator for computing several parameters needed in the design of a flyback switch mode regulator


Tools

Coil Inductance Calculator

Coil Inductance Calculator

This calculator computes the inductance of a wire coil.


Tools

Low-pass Filters

Low-pass Filters

By definition, a low-pass filter is a circuit offering easy passage to…


Textbook

Voltmeter Design

Voltmeter Design

Suppose I were about to measure an unknown voltage with a manual-range…


Worksheets - Power Supplies

Maximum Power Transfer Theorem

Maximum Power Transfer Theorem

The Maximum Power Transfer Theorem is not so much a means of analysis…


Textbook

RF Power Conversion Calculator

RF Power Conversion Calculator

A tool designed to convert RF power from watts to decibels and vice versa


Tools

Stripline Max Current Calculator

Stripline Max Current Calculator

A calculator designed to calculate the maximum current that a stripline can handle


Tools

AC Motor Theory

AC Motor Theory

Electromechanical watt-hour meters use an aluminum disk that is spun…


Worksheets - Power Supplies

The Common-collector Amplifier

The Common-collector Amplifier

Our next transistor configuration to study is a bit simpler for gain…


Textbook

Sources of Electricity

Sources of Electricity

What is the difference between DC and AC electricity? Identify some…


Worksheets - Power Supplies

Switched Capacitor Circuitry

Switched Capacitor Circuitry

Write an equation describing the precise mathematical relationship…


Worksheets - Power Supplies

Resistors

Resistors

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


Worksheets - Power Supplies

What is a Filter?

What is a Filter?

It is sometimes desirable to have circuits capable of selectively…


Textbook

Voltage/Current Converter OpAmp Circuits

Voltage/Current Converter OpAmp Circuits

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


Worksheets - Power Supplies

Multiplexers and Demultiplexers

Multiplexers and Demultiplexers

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


Worksheets - Power Supplies

Microstrip Max Current Calculator

Microstrip Max Current Calculator

A calculator for solving the maximum current a microstrip can handle.


Tools

Safe Meter Usage

Safe Meter Usage

Using an electrical meter safely and efficiently is perhaps the most…


Textbook

Wheatstone Bridge Calculator

Wheatstone Bridge Calculator

This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.


Tools

Transistors, junction field-effect (JFET)

Transistors, junction field-effect (JFET)

Note that the direction of the arrow at the gate indicates the…


Textbook

Conversion From Decimal Numeration

Conversion From Decimal Numeration

Because octal and hexadecimal numeration systems have bases that are…


Textbook

Flip-Flop Circuits

Flip-Flop Circuits

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


Worksheets - Power Supplies

AC Waveforms

AC Waveforms

When an alternator produces AC voltage, the voltage switches polarity…


Textbook

Friis Transmission Calculator

Friis Transmission Calculator

This calculator allows you to solve for any of the six variables in the Friis formula for RF transmission: transmitter power, transmitter gain, receiver power, receiver gain, frequency, or distance.


Tools

What is the Difference Between Series and Parallel Circuits?

What is the Difference Between Series and Parallel Circuits?

Circuits consisting of just one battery and one load resistance are…


Textbook

Characteristic Impedance

Characteristic Impedance

Note the “50 ohm” rating printed on the jacket of the cable. What…


Worksheets - Power Supplies

Torque Conversion Calculator

Torque Conversion Calculator

A tool designed to convert between units of torque


Tools

Numeration Systems

Numeration Systems

Digital computers communicate with external devices through ports:…


Worksheets - Power Supplies

Basic Circuit Troubleshooting

Basic Circuit Troubleshooting

Determine if the light bulb will de-energize for each of the following…


Worksheets - Power Supplies

Contributors (14)

Contributors (14)

Contributors to this chapter are listed in chronological order of…


Textbook

SPICE Models

SPICE Models

The SPICE circuit simulation program provides for modeling diodes in…


Textbook

Algebraic Equation Manipulation for Electric Circuits

Algebraic Equation Manipulation for Electric Circuits

The electrical resistance of a conductor at any temperature may be…


Worksheets - Power Supplies

Transistor Ratings and Packages (JFET)

Transistor Ratings and Packages (JFET)


Textbook

AC Bridge Circuits

AC Bridge Circuits

As we saw with DC measurement circuits, the circuit configuration…


Textbook

Capacitors and Calculus

Capacitors and Calculus

Capacitors do not have a stable “resistance” as conductors…


Textbook

Rectifier Circuits

Rectifier Circuits

What is Rectification? Now we come to the most popular application of…


Textbook

Power Added Efficiency Calculator

Power Added Efficiency Calculator

A calculator designed to compute the power-added efficiency (PAE) of an amplifier


Tools

Kelvin (4-wire) Resistance Measurement

Kelvin (4-wire) Resistance Measurement

Suppose we wished to measure the resistance of some component located…


Textbook