Latest Rigid-Flex Education

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Embedded Microstrip Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of an embedded microstrip.

Mutual Inductance and Basic Operation

Textbook

Behaviors of Inductors wrapped around a Conductive Core Suppose we…

Encoders and Decoders

Worksheets - Rigid-Flex

What does it mean, in general terms, to encode something? Conversely,…

Re-drawing Complex Schematics

Textbook

Typically, complex circuits are not arranged in nice, neat, clean…

Edge Coupled Trace Inductance Calculator

Tools

This calculator helps you compute for the inductance of an edge coupled trace.

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

DIY EE Lab - Setting Up a Home Electronics Lab

Textbook

To build the DIY electronics projects described in this textbook, you will need a small work area, a few tools, and some basic electronics supplies. This page describes the setup of a low-cost home electronics laboratory.

Copper Wire Gauge Table

Textbook

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

Polyphase Power Systems

Worksheets - Rigid-Flex

Explain the difference between a balanced polyphase system and an…

Questions relating to project management

Worksheets - Rigid-Flex

NAME:…

Series-Parallel DC Circuits

Worksheets - Rigid-Flex

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

Basic Electricity Worksheet

Worksheets - Rigid-Flex

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

DC Lab - Build Your Own Multimeter

Textbook

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

Resistors

Textbook

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

Bipolar Junction Transistor (BJT) theory

Worksheets - Rigid-Flex

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

Semiconductor Manufacturing Techniques

Textbook

The manufacture of only silicon based semiconductors is described…

Step-up, Step-down, and Isolation Transformers

Worksheets - Rigid-Flex

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

Soldering

Worksheets - Rigid-Flex

Both soldering irons and soldering guns are tools used in the process…

Boolean Algebra

Worksheets - Rigid-Flex

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

Kirchhoff’s Laws

Worksheets - Rigid-Flex

Many electronic circuits use what is called a split or a dual power…

Digital Memory Terms and Concepts

Textbook

When we store information in some kind of circuit or device, we not…

Transistor Biasing Calculations

Textbook

Although transistor switching circuits operate without bias, it is…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Digital Logic Functions

Textbook

We can construct a simple logic functions for our hypothetical lamp…

Analog Lab - 555 Ramp Signal Generator

Textbook

In this hands-on electronics experiment, construct a signal generator circuit that creates two different types of ramp signals and learn how capacitors charge when connected to resistors and constant current sources.

Si Lab - Multi-stage Amplifier

Textbook

In this hands-on semiconductor electronics experiment, construct a three-stage common-emitter amplifier using bipolar junction transistors (BJTs) and learn about multi-stage gain and feedback.

AC Resistor Circuits (Inductive)

Textbook

Instantaneous Values in AC Circuits Pure resistive AC circuit:…

Lock-out / Tag-out

Worksheets - Rigid-Flex

In this motor control circuit, how would you ensure that there is no…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Introduction to Combinational Logic Functions

Textbook

The term “combinational” comes to us from mathematics. In…

SPICE Models

Textbook

The SPICE circuit simulation program provides for modeling diodes in…

Binary Overflow

Textbook

One caveat with signed binary numbers is that of overflow, where the…

TTL Logic Gates

Worksheets - Rigid-Flex

Counting practice: count from zero to thirty-one in binary, octal, and…

Resonance in Series-Parallel Circuits

Textbook

In simple reactive circuits with little or no resistance, the effects…

555 Lab - Blue LED Flasher With Voltage Doubler

Textbook

In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.

555 Lab - Advanced Red LED Flasher

Textbook

In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.

Common Derivatives

Textbook

    RELATED WORKSHEETS: Calculus for Electric Circuits…

Basic Oscilloscope Operation

Worksheets - Rigid-Flex

An oscilloscope is a very useful piece of electronic test equipment.…

Analog Lab - High-impedance Voltmeter

Textbook

In this hands-on electronics experiment, you will build a high-impedance voltmeter and learn about circuit loading and how to use op amps to reduce loading effects.

Linear Computational Circuitry

Worksheets - Rigid-Flex

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