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Negative Feedback OpAmp Circuits

Negative Feedback OpAmp Circuits

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


Worksheets - Resistors

Magnetic Fields and Inductance

Magnetic Fields and Inductance

Whenever electrons flow through a conductor, a magnetic field will…


Textbook

Capacitor Impedance Calculator

Capacitor Impedance Calculator

This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.


Tools

Basic AC-DC Power Supplies

Basic AC-DC Power Supplies

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


Worksheets - Resistors

AC Inductor Circuits

AC Inductor Circuits

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


Textbook

Passive Filter Circuits

Passive Filter Circuits

In very simple, qualitative terms, rate the impedance of capacitors…


Worksheets - Resistors

Practical Considerations - Inductors

Practical Considerations - Inductors

Inductors, like all electrical components, have limitations which must…


Textbook

DC Bridge Circuits

DC Bridge Circuits

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


Worksheets - Resistors

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

Voltage Divider Calculator

Voltage Divider Calculator

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.


Tools

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

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

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


Worksheets - Resistors

Digital Logic Signals

Digital Logic Signals

A rheostat (variable resistor) and a switch are both examples of…


Worksheets - Resistors

Open-Loop OpAmp Circuits

Open-Loop OpAmp Circuits

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


Worksheets - Resistors

PN Junctions

PN Junctions

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


Worksheets - Resistors

OpAmp Oscillator Circuits

OpAmp Oscillator Circuits

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


Worksheets - Resistors

Active Filters

Active Filters

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


Worksheets - Resistors

Resistor Color Codes

Resistor Color Codes

Try out our Resistor Color Code Calculator in our Tools section.…


Textbook

Simultaneous Equations for Circuit Analysis

Simultaneous Equations for Circuit Analysis

Solve this equation for the value of x: x + 5 = 8 How many exact…


Worksheets - Resistors

RC Time Constant Calculator

RC Time Constant Calculator

The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.


Tools

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

Magnetic Fields and Inductance

Magnetic Fields and Inductance

Whenever electrons flow through a conductor, a magnetic field will…


Textbook

Capacitors

Capacitors

Identify some of the different types of capacitors, and their…


Worksheets - Resistors

OpAmp Oscillator Circuits

OpAmp Oscillator Circuits

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


Worksheets - Resistors

DC Lab - Build Your Own Multimeter

DC Lab - Build Your Own Multimeter

In this hands-on electronics experiment, you will build a simple voltmeter and ammeter while learning some fundamentals about circuit measurements.


Textbook

Si Lab - Full-wave Bridge Rectifier With Output Filtering

Si Lab - Full-wave Bridge Rectifier With Output Filtering

In this hands-on semiconductor experiment, build an improved full-wave rectifier with output filtering and learn about capacitive filtering in AC-to-DC power converters.


Textbook

Parallel DC Circuits Practice Worksheet With Answers

Parallel DC Circuits Practice Worksheet With Answers

In this circuit, three resistors receive the same amount of voltage…


Worksheets - Resistors

Bipolar Transistor Biasing Circuits

Bipolar Transistor Biasing Circuits

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


Worksheets - Resistors

Electromagnetic Induction

Electromagnetic Induction

While Oersted’s surprising discovery of electromagnetism paved…


Textbook

Inductor Commutating Circuits

Inductor Commutating Circuits

A popular use of diodes is for the mitigation of inductive…


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Resistance

Resistance

The circuit in the previous section is not a very practical one. In…


Textbook

Permeability and Saturation

Permeability and Saturation

The nonlinearity of material permeability may be graphed for better…


Textbook

Solving Series and Parallel Circuits With the Table Method and Ohm’s Law

Solving Series and Parallel Circuits With the Table Method and Ohm’s Law

The table method provides a structured methodology for ensuring you…


Textbook

Impedance Transformation

Impedance Transformation

Standing waves at the resonant frequency points of an open- or…


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

Performance-Based Assessments for DC Circuit Competencies

Performance-Based Assessments for DC Circuit Competencies

(Template)


Worksheets - Resistors

Voltage Divider Calculator

Voltage Divider Calculator

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.


Tools

Simultaneous Equations for Circuit Analysis

Simultaneous Equations for Circuit Analysis

Solve this equation for the value of x: x + 5 = 8 How many exact…


Worksheets - Resistors

Inductors

Inductors

∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…


Worksheets - Resistors

Inverting Op-Amp Resistor Calculator

Inverting Op-Amp Resistor Calculator

This calculator determines the bias and feedback of resistors for an inverting op-amp.


Tools

Input and Output Coupling

Input and Output Coupling

To overcome the challenge of creating necessary DC bias voltage for an…


Textbook

Speed Distance Time Calculator

Speed Distance Time Calculator

This calculator will solve for either distance, time, or speed given two of the three parameters.


Tools

Applications of Resonance

Applications of Resonance

So far, the phenomenon of resonance appears to be a useless curiosity,…


Textbook

Transistors, Bipolar

Transistors, Bipolar

There are not too many circuit symbols for bipolar transistors. There…


Textbook

Ohm’s Law

Ohm’s Law

For a given amount of water pressure, which will flow a greater rate…


Worksheets - Resistors

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

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

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


Worksheets - Resistors

Atomic Structure

Atomic Structure

Shown here is a simplified representation of an atom: the smallest…


Worksheets - Resistors

What is Alternating Current (AC)?

What is Alternating Current (AC)?

Most students of electricity begin their study with what is known as…


Textbook

Logarithms

Logarithms

Definition of a Logarithm     “log” denotes a…


Textbook

Potentiometers

Potentiometers

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


Worksheets - Resistors

Likely Failures in Proven Systems

Likely Failures in Proven Systems

The following problems are arranged in order from most likely to least…


Textbook

Bridged-Tee Attenuator Calculator

Bridged-Tee Attenuator Calculator

This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.


Tools

Op-Amp Data

Op-Amp Data

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


Textbook

Polar Form and Rectangular Form Notation for Complex Numbers

Polar Form and Rectangular Form Notation for Complex Numbers

In order to work with complex numbers without drawing vectors, we…


Textbook

Beam Power Tubes

Beam Power Tubes

In the beam power tube, the basic four-element structure of the…


Textbook

Superposition Theorem

Superposition Theorem

The superposition theorem is one of those strokes of genius that takes…


Textbook

Op-Amp Voltage and Gain Calculator

Op-Amp Voltage and Gain Calculator

A calculator for computing the gain and output voltage of an operational amplifier


Tools

Capacitors and Calculus

Capacitors and Calculus

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


Textbook

Capacitor Types

Capacitor Types

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


Textbook

Analog Lab - PWM Power Controller

Analog Lab - PWM Power Controller

In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.


Textbook

Programmable Logic Controllers

Programmable Logic Controllers

The Programmable Logic Controller, or PLC, was invented in the late…


Worksheets - Resistors