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Time Constant Circuits

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

Switched Capacitor Circuitry

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Write an equation describing the precise mathematical relationship…

Time Constant Circuits

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Generally speaking, how many “time constants” worth of time does…

OpAmp Oscillator Circuits

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

Time Constant Calculations

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

Positive Feedback OpAmp Circuits

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

Series and Parallel AC Circuits

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

Digital Logic Signals

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

Signal Modulation

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A modern method of electrical power control involves inserting a…

555 Hysteretic Oscillator

Textbook

PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…

Radio Circuits

Textbook

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…

Oscillator Circuits

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

Resonance

Worksheets - Crystals and Resonators

The Q factor of a series inductive circuit is given by the following…

Conductance

Textbook

When students first see the parallel resistance equation, the natural…

Transistor Biasing Calculations

Textbook

Although transistor switching circuits operate without bias, it is…

Dielectric Strengths for Insulators

Textbook

Dielectric strength in kilovolts per inch (kV/in): Material*…

Series-parallel R, L, and C

Textbook

Now that we’ve seen how series and parallel AC circuit analysis…

Inductance, Reactance, and Admittance Calculator

Tools

This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor

Input and Output Coupling

Textbook

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

CMOS 555 Long Duration Red LED Flasher

Textbook

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

Simple Series Resonance

Textbook

A similar effect happens in series inductive/capacitive circuits. When…

Temperature Coefficient of Resistance

Textbook

You might have noticed on the table for specific resistances that all…

Resistors

Worksheets - Crystals and Resonators

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

Resonant Filters

Textbook

So far, the filter designs we’ve concentrated on have employed…

Rate-of-change Indicator

Textbook

PARTS AND MATERIALS Two 6 volt batteries Capacitor, 0.1 µF…

Open-Loop OpAmp Circuits

Worksheets - Crystals and Resonators

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

Factors Affecting Capacitance

Textbook

There are three basic factors of capacitor construction determining…

Energy, Work, and Power

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

Performance-Based Assessments for Basic Electricity Competencies

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(Template)

Inductor Quirks

Textbook

In an ideal case, an inductor acts as a purely reactive device. That…

AC Power

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

Trigonometry for AC Circuits

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Identify which trigonometric functions (sine, cosine, or tangent) are…

Conductors, Insulators, and Electron Flow

Textbook

The electrons of different types of atoms have different degrees of…

Trigonometry for AC Circuits

Worksheets - Crystals and Resonators

Identify which trigonometric functions (sine, cosine, or tangent) are…

Integrated Circuits

Textbook

  A Logic Gate is assigned as an elementary building block of…

The Junction Field-effect Transistor (JFET) as a Switch

Textbook

Like its bipolar cousin, the field-effect transistor may be used as an…

Hyperbolic Functions

Textbook

Note: all angles (x) must be expressed in units of radians for these…

Signal Coupling

Textbook

PARTS AND MATERIALS 6 volt battery One capacitor, 0.22 µF…

More on AC “polarity”

Textbook

Complex numbers are useful for AC circuit analysis because they…

Harmonic Phase Sequences

Textbook

In the last section, we saw how the 3rd harmonic and all of its…

General Troubleshooting Tips

Textbook

When first approaching a failed or otherwise misbehaving system, the…

Summer and Subtractor OpAmp Circuits

Worksheets - Crystals and Resonators

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

Voltage Divider Calculator

Tools

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

Contributors (13)

Textbook

Contributors to this chapter are listed in chronological order of…

Resistance

Textbook

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

Common Derivatives

Textbook

    RELATED WORKSHEETS: Calculus for Electric Circuits…

Inductance, Reactance, and Admittance Calculator

Tools

This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor

Electromagnetism

Textbook

The discovery of the relationship between magnetism and electricity…

Inductor Transient Response

Textbook

Inductors have the exact opposite characteristics of capacitors.…

Logic Signal Voltage Levels

Textbook

Input Voltages for Logic Gates Logic gate circuits are designed to…

Synchronous Condenser

Textbook

Synchronous motors load the power line with a leading power factor.…

Analysis Techniques for Series Parallel Resistor Circuits

Textbook

Guidelines to Series-Parallel Combination Circuit Analysis The goal of…

Calculus for Electric Circuits

Worksheets - Crystals and Resonators

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