All About Circuits

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Parallel Resistor Calculator

Parallel Resistor Calculator

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.


Tools

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

Contributors (13)

Contributors (13)

Contributors to this chapter are listed in chronological order of…


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Emergency Response

Emergency Response

Despite lock-out/tag-out procedures and multiple repetitions of…


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Single-ended and Differential Amplifiers

Single-ended and Differential Amplifiers

For ease of drawing complex circuit diagrams, electronic amplifiers…


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555 Lab - Schmitt Trigger

555 Lab - Schmitt Trigger

In this hands-on electronics experiment, build a Schmitt trigger using a 555 timer and learn about hysteresis and the inner workings of the extremely versatile 555 timer IC.


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Rules for Derivatives

Rules for Derivatives

Constant rule Rule of sums Rule of differences Product rule Quotient…


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Introduction to Digital-Analog Conversion

Introduction to Digital-Analog Conversion

Connecting digital circuitry to sensor devices is simple if the sensor…


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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

Multiplexers and Demultiplexers

Multiplexers and Demultiplexers

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


Worksheets - Wearables

AC Lab - Automotive Alternator as AC Generator

AC Lab - Automotive Alternator as AC Generator

In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.


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Building a Differential Amplifier

Building a Differential Amplifier

Differential Op-Amp Circuits An op-amp with no feedback is already a…


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AC Commutator Motors

AC Commutator Motors

Charles Proteus Steinmetz’s first job after arriving in America…


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Practical Considerations - Capacitors

Practical Considerations - Capacitors

Capacitors, like all electrical components, have limitations that must…


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Basic Logic Gate Troubleshooting

Basic Logic Gate Troubleshooting

Counting practice: count from zero to thirty-one in binary, octal, and…


Worksheets - Wearables

Stripline Trace Width Calculator

Stripline Trace Width Calculator

A calculator designed to calculate the trace width of a stripline based on the maximum current rating


Tools

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 - Wearables

Tesla Polyphase Induction Motors

Tesla Polyphase Induction Motors

Most AC motors are induction motors. Induction motors are favored due…


Textbook

Series and Parallel Capacitors

Series and Parallel Capacitors

When capacitors are connected in series, the total capacitance is…


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Peak Voltage Calculator

Peak Voltage Calculator

The peak voltage calculator calculates peak voltage values from the peak-to-peak voltage, RMS voltage, or average voltage.


Tools

Light-Pulse Switch

Light-Pulse Switch

It is fairly important to use large value resistors (10 MΩ works…


Worksheets - Wearables

Vectors and AC Waveforms

Vectors and AC Waveforms

OK, so how exactly can we represent AC quantities of voltage or…


Textbook

Introduction to SPICE

Introduction to SPICE

“With Electronics Workbench, you can create circuit schematics…


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JFET Quirks

JFET Quirks


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Factors Affecting Inductance

Factors Affecting Inductance

There are four basic factors of inductor construction determining the…


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DC Lab - Capacitor Charging and Discharging

DC Lab - Capacitor Charging and Discharging

In this hands-on electronics experiment, you will build capacitor charging and discharging circuits and learn how to calculate the RC time constant of resistor-capacitor circuits.


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Complex Voltage and Current Calculations

Complex Voltage and Current Calculations

There are circumstances when you may need to analyze a DC reactive…


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Transistors, junction field-effect (JFET)

Transistors, junction field-effect (JFET)

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


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Design Project: Signal Generator

Design Project: Signal Generator

Explain the principle of operation for the particular integrated…


Worksheets - Wearables

Ideal Diode Current and Voltage Calculator

Ideal Diode Current and Voltage Calculator

This calculator solves for any single missing value in the ideal diode I-V equation for a forward-biased PN-junction diode. Parameters are current, saturation current, voltage, temperature, and ideality factor.


Tools

Metric Prefixes and Unit Conversions

Metric Prefixes and Unit Conversions

Metric Prefixes   Yotta = 1024 Symbol: Y Zetta = 1021 Symbol: Z…


Textbook

Applying Ohm’s Law—Rules and Methods for Circuit Analysis

Applying Ohm’s Law—Rules and Methods for Circuit Analysis

When analyzing complex series and parallel circuits, it is easy to…


Textbook

Circuit Simplification Examples

Circuit Simplification Examples

Let’s begin with a semiconductor gate circuit in need of…


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Open-Loop OpAmp Circuits

Open-Loop OpAmp Circuits

Determine what the magnitude and polarity of the voltmeter’s…


Worksheets - Wearables

Active Filters

Active Filters

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


Worksheets - Wearables

Non-right Triangle Trigonometry

Non-right Triangle Trigonometry

The Law of Sines (for any triangle) The Law of Cosines (for any…


Textbook

Δ-Y and Y-Δ Conversions

Δ-Y and Y-Δ Conversions

In many circuit applications, we encounter components connected…


Textbook

Semiconductor Devices in SPICE

Semiconductor Devices in SPICE

The SPICE (Simulation Program, Integrated Circuit Emphesis)…


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Intro Lab - A Simple Lighting Circuit

Intro Lab - A Simple Lighting Circuit

In this hands-on electronics experiment, you will build a battery-operated circuit with a light and learn about open and short circuit failures.


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Vol IV. Credits

Vol IV. Credits

All entries arranged in alphabetical order of surname. Major…


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DC Branch Current Analysis

DC Branch Current Analysis

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


Worksheets - Wearables

Shift Registers: Serial-in, Parallel-out  (SIPO) Conversion

Shift Registers: Serial-in, Parallel-out (SIPO) Conversion

A serial-in, parallel-out shift register is similar to the serial-in,…


Textbook