Categories

Voltmeter Design

Worksheets - PCBs

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

Microstrip Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a microstrip.

Wire Microstrip Impedance Calculator

Tools

A helpful tool for calculating the impedance of a wire microstrip.

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

Basic Ohmmeter Use

Worksheets - PCBs

Explain how an ohmmeter is able to measure the resistance of a…

Microstrip Max Current Calculator

Tools

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

Low-pass Filters

Textbook

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

Microstrip Inductance Calculator

Tools

This calculator computes the inductance of a microstrip etched on a PCB.

Copper Wire Ampacity Table

Textbook

Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…

Bipolar Junction Transistor (BJT) theory

Worksheets - PCBs

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

Boolean Algebra

Worksheets - PCBs

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

Basic Circuit Troubleshooting

Worksheets - PCBs

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

Basic Electricity Worksheet

Worksheets - PCBs

What is the purpose of the switch shown in this schematic diagram?

Copper Wire Gauge Table

Textbook

Solid Cooper Wire Table Size Diameter (inches) Cross-sectional area…

Practical Considerations - Capacitors

Textbook

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

Edge Coupled Microstrip Impedance Calculator

Tools

This tool helps calculate the impedance of an edge-coupled microstrip.

Mutual Inductance and Basic Operation

Textbook

Behaviors of Inductors wrapped around a Conductive Core Suppose we…

Inductance

Worksheets - PCBs

∫f(x) dx Calculus alert! One of the fundamental principles of…

Resistors

Textbook

Because the relationship between voltage, current, and resistance in…

Stripline Max Current Calculator

Tools

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

Definite Integrals and the Fundamental Theorem of Calculus

Textbook

        RELATED WORKSHEET: Calculus for Electric…

The Tetrode

Textbook

As the name suggests, the tetrode tube contains four elements: cathode…

Voltmeter Design

Worksheets - PCBs

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

Conductance

Textbook

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

AC Motor Theory

Worksheets - PCBs

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

Battery Ratings

Textbook

Because batteries create current flow in a circuit by exchanging…

Current Divider

Textbook

PARTS AND MATERIALS Calculator (or pencil and paper for doing…

Commutating Diode

Textbook

PARTS AND MATERIALS 6 volt battery Power transformer, 120VAC step-down…

Current Divider Circuits

Worksheets - PCBs

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

Safe Practices

Textbook

If at all possible, shut off the power to a circuit before performing…

Important Constants

Textbook

Euler’s Number Euler’s constant is an important value for…

The Importance of Electrical Safety

Textbook

With this lesson, I hope to avoid a common mistake found in…

Capacitor Transient Response

Textbook

Because capacitors store energy in the form of an electric field, they…

Ammeter Design

Textbook

Ammeters Measure Electrical Current A meter designed to measure…

Practical Considerations - Inductors

Textbook

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

Arithmetic with Scientific Notation

Textbook

The benefits of scientific notation do not end with ease of writing…

Meter Check of a Transistor (JFET)

Textbook

Testing a JFET with a multimeter might seem to be a relatively easy…

Input and Output Coupling

Textbook

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

Series-parallel R, L, and C

Textbook

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

Vacuum Tube Audio Amplifier

Textbook

PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…

Common Derivatives

Textbook

    RELATED WORKSHEETS: Calculus for Electric Circuits…

Safe Circuit Design

Textbook

As we saw earlier, a power system with no secure connection to earth…

The DIAC

Textbook

Like all diodes, Shockley diodes are unidirectional devices; that is,…

Rectifier Circuits

Textbook

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

Capacitor Quirks

Textbook

As with inductors, the ideal capacitor is a purely reactive device,…

Vol IV. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

AC Generator Theory

Worksheets - PCBs

If an electric current is passed through this wire, which direction…

DC Branch Current Analysis

Worksheets - PCBs

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

AC Network Analysis

Worksheets - PCBs

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

Reflection Attenuator Calculator

Tools

This tool is designed to calculate the value of resistance R1 in a reflection attenuator.

Resonant Filters

Textbook

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

Display Tubes

Textbook

In addition to performing tasks of amplification and switching, tubes…

High Voltage Ohmmeters

Textbook

Most ohmmeters of the design shown in the previous section utilize a…

More on Spectrum Analysis

Textbook

Computerized Fourier analysis, particularly in the form of the FFT…

Power Added Efficiency Calculator

Tools

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

Parallel Resistor-Inductor Circuits

Textbook

Let’s take the same components for our series example circuit…

Vol III. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Parallel Batteries

Textbook

PARTS AND MATERIALS Four 6-volt batteries 12-volt light bulb, 25 or 50…

Junction field-effect transistors (JFET)

Worksheets - PCBs

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

The Antiderivative (Indefinite Integral)

Textbook

  Notice something important here: taking the derivative of f(x)…