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Clipper and Clamper Circuits

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

Universal Shift Registers: Parallel-in, Parallel-out

Textbook

The purpose of the parallel-in/ parallel-out shift register is to take…

Fuses

Textbook

Normally, the ampacity rating of a conductor is a circuit design…

Flyback Switch Mode Regulator Calculator

Tools

A calculator for computing several parameters needed in the design of a flyback switch mode regulator

Circuits and the Speed of Light

Textbook

Suppose we had a simple one-battery, one-lamp circuit controlled by a…

AC Network Analysis

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

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

Basic Gate Function

Textbook

Parts and Materials 4011 quad NAND gate (Radio Shack catalog #…

Power Supply Circuits

Textbook

There are three major kinds of power supplies: unregulated (also…

CMOS Gate Circuitry

Textbook

Up until this point, our analysis of transistor logic circuits has…

Some Examples with AC Circuits

Textbook

Let’s connect three AC voltage sources in series and use complex…

Other Waveshapes

Textbook

As strange as it may seem, any repeating, non-sinusoidal waveform is…

Logic Signal Voltage Levels

Textbook

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

Special-purpose Diodes

Textbook

Schottky diodes Schottky diodes are constructed of a metal-to-N…

Safe Meter Usage

Textbook

Using an electrical meter safely and efficiently is perhaps the most…

555 Monostable Multivibrator

Textbook

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

Oscilloscope Trigger Controls

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A very useful tool for observing rotating objects is a strobe light.…

Insulated Gate Field-Effect Transistors

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

Tesla Polyphase Induction Motors

Textbook

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

Step-up, Step-down, and Isolation Transformers

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Calculate the voltage output by the secondary winding of a transformer…

Capacitive Reactance

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

Kirchhoff’s Voltage Law (KVL)

Textbook

What is Kirchhoff’s Voltage Law (KVL)? The principle known as…

Time Constant Calculations

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

What is Alternating Current (AC)?

Textbook

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

AC phase

Worksheets - Switching Regulator

If we were to express the series-connected DC voltages as phasors…

Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

Flyback Switch Mode Regulator Calculator

Tools

A calculator for computing several parameters needed in the design of a flyback switch mode regulator

Synchronous Condenser

Textbook

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

Superposition Theorem

Textbook

Superposition theorem is one of those strokes of genius that takes a…

Differential Transistor Amplifiers

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

Rectifying Diodes

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

Derivatives of Power Functions of e

Textbook

Example Derivatives of e Proportionality Constant When we say that a…

Inductor-Capacitor “tank” Circuit

Textbook

PARTS AND MATERIALS Oscilloscope Assortment of non-polarized…

Polarity of voltage drops

Textbook

When using conventional current flow, we can trace the direction of…

DC Circuit Equations and Laws

Textbook

Power Equation of Ohm’s Law and Joule’s Law    …

Microphones

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Explain how a moving-coil, or dynamic microphone works. Identify how…

Capacitor Charging and Discharging

Textbook

Capacitor Charging and Discharging Experiment Parts and Materials To…

Ammeter Design

Worksheets - Switching Regulator

What would happen to this meter movement, if connected directly to a…

Protective Relay Circuits

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Protective relays are special power-sensing devices whose job it is to…

RMS Voltage Calculator

Tools

This calculator calculates the RMS Voltage value from either the peak voltage, the peak-to-peak voltage, or the average voltage.

Pi-Match Impedance Matching Calculator

Tools

This calculator is designed to compute the parameters required to design a Pi-Match Impedance Circuit

Series-parallel R, L, and C

Textbook

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

Rules for Limits

Textbook

    RELATED WORKSHEETS: Calculus for Electric Circuits…

SPICE Quirks

Textbook

“Garbage in, garbage out.” —Anonymous SPICE is a…

A Binary Adder

Textbook

Suppose we wanted to build a device that could add two binary bits…

Simple Circuits

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

Emergency Response

Textbook

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

Time Constant Circuits

Worksheets - Switching Regulator

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

Basic Gate Function

Textbook

Parts and Materials 4011 quad NAND gate (Radio Shack catalog #…

Voltage Regulation

Textbook

As we saw in a few SPICE analyses earlier in this chapter, the output…

Signal Coupling

Textbook

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

AC Resistor Circuits (Inductive)

Textbook

Instantaneous Values in AC Circuits Pure resistive AC circuit:…

Ionization (gas-filled) Tubes

Textbook

So far, we’ve explored tubes which are totally…

Harmonic Phase Sequences

Textbook

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

Phase-Locked Loops

Worksheets - Switching Regulator

This is a schematic for a simple VCO: The oscillator is of the RC…

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

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

LED Sequencer

Textbook

PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…

Why L/R and not LR?

Textbook

Learn About L/R Time Constants It is often perplexing to new students…

Basic Electromagnetism and Electromagnetic Induction

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When lightning strikes, nearby magnetic compass needles may be seen to…

Parallel Batteries

Textbook

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