Categories

Radio Circuits

Textbook

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

Switched Capacitor Circuitry

Worksheets - Crystals and Resonators

Write an equation describing the precise mathematical relationship…

Time Constant Circuits

Worksheets - Crystals and Resonators

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

Positive Feedback OpAmp Circuits

Worksheets - Crystals and Resonators

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…

Digital Logic Signals

Worksheets - Crystals and Resonators

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

OpAmp Oscillator Circuits

Worksheets - Crystals and Resonators

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

Time Constant Calculations

Worksheets - Crystals and Resonators

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

Oscillator Circuits

Worksheets - Crystals and Resonators

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

Time Constant Circuits

Worksheets - Crystals and Resonators

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

Series and Parallel AC Circuits

Worksheets - Crystals and Resonators

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

555 Hysteretic Oscillator

Textbook

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

Signal Modulation

Worksheets - Crystals and Resonators

A modern method of electrical power control involves inserting a…

BJT Amplifier Troubleshooting

Worksheets - Crystals and Resonators

As an instructor of electronics, I am called upon frequently to help…

Simultaneous Equations for Circuit Analysis

Worksheets - Crystals and Resonators

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

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

Voltage and Current Calculations

Textbook

There’s a sure way to calculate any of the values in a reactive…

Inductor Commutating Circuits

Textbook

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

Power Conversion Circuits

Worksheets - Crystals and Resonators

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

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

Worksheets - Crystals and Resonators

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

Series and Parallel Capacitors

Textbook

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

Transistor Biasing Calculations

Textbook

Although transistor switching circuits operate without bias, it is…

Capacitance Calculator

Tools

This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.

Ohm’s Law (again!)

Textbook

A common phrase heard in reference to electrical safety goes something…

Inductor Sizing Equation

Textbook

The Inductance Formula     Wheeler’s formulas for…

Inductance

Worksheets - Crystals and Resonators

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

Inductor Quirks

Textbook

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

Calculating Electric Power

Textbook

Learn the Power Formula We’ve seen the formula for determining…

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

Ohm’s Law - How Voltage, Current, and Resistance Relate

Textbook

The first, and perhaps most important, the relationship between…

Performance-Based Assessments for Analog Integrated Circuit Competencies

Worksheets - Crystals and Resonators

Switched Capacitor Circuitry

Worksheets - Crystals and Resonators

Write an equation describing the precise mathematical relationship…

Wire-by-Number project kit introduction

Worksheets - Crystals and Resonators

Wire-by-Number project: simple voltage divider Description: Build a…

Differential Transistor Amplifiers

Worksheets - Crystals and Resonators

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

Programmable Logic Technology

Worksheets - Crystals and Resonators

Define the following acronyms as they apply to digital logic circuits:…

Peak, Average, and RMS Measurements

Worksheets - Crystals and Resonators

How is it possible to assign a fixed value of voltage or current (such…

Electrical Transients

Textbook

This chapter explores the response of capacitors and inductors to…

Complex Circuits

Textbook

What do we do if we come across a circuit more complex than the simple…

Insulated Gate Bipolar Transistors

Worksheets - Crystals and Resonators

What is an Insulated Gate Bipolar Transistor (IGBT), and what…

AC Negative Feedback OpAmp Circuits

Worksheets - Crystals and Resonators

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

Active-mode Operation (JFET)

Textbook

JFETs, like bipolar transistors, are able to “throttle”…

Potentiometer as a Voltage Divider

Textbook

PARTS AND MATERIALS Two 6-volt batteries Carbon pencil…

LED Resistor Calculator

Tools

An LED resistance calculator is perfect for when you have a single LED and need to know which resistor you should use.

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

Capacitors and Calculus

Textbook

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

Contributors (11)

Textbook

Contributors to this chapter are listed in chronological order of…

AC Power

Worksheets - Crystals and Resonators

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

Successive Approximation ADC

Textbook

One method of addressing the digital ramp ADC’s shortcomings is…

Design Project: Simple Component Curve-Tracer Circuit

Worksheets - Crystals and Resonators

What do each of the oscilloscope axes represent, in real-life terms…

Pi Attenuator Calculator

Tools

This calculator helps you determine the values of the resistors R1 and R2 to be used for a Pi Attenuator.

Clamper Circuits

Textbook

The circuits in the figure below are known as clampers or DC…

Quantum Devices

Textbook

Most integrated circuits are digital, based on MOS (CMOS) transistors.…

Vectors and AC Waveforms

Textbook

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