Transistors, junction field-effect (JFET)

Note that the direction of the arrow at the gate indicates the…

Textbook

Early Tube History

Thomas Edison, that prolific American inventor, is often credited with…

Textbook

Performance-Based Assessments for Semiconductor Circuit Competencies

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Analog and Digital Signals

Instrumentation is a field of study and work centering on measurement…

Textbook

Simple Parallel (Tank Circuit) Resonance

Resonance in a Tank Circuit A condition of resonance will be…

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Transistors, Insulated-gate Field-effect (IGFET or MOSFET)

We have the symbols for depletion mode and enhancement mode MOSFETs -…

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The Silicon-Controlled Rectifier (SCR)

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

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Analysis Techniques for Series Parallel Resistor Circuits

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

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JFET Amplifiers

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

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Op-Amp Voltage and Gain Calculator

A calculator for computing the gain and output voltage of an operational amplifier

Tools

Voltage and Current Calculations

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

Textbook

High-pass Filters

A high-pass filter’s task is just the opposite of a low-pass…

Textbook

DC Mesh Current Analysis

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

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Noise Figure Calculator

A tool designed to calculate the noise figure of cascaded amplifiers

Tools

Computational Circuits

When someone mentions the word “computer,” a digital…

Textbook

Impedance

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

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Building a Differential Amplifier

Differential Op-Amp Circuits An op-amp with no feedback is already a…

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AC Bridge Circuits

As we saw with DC measurement circuits, the circuit configuration…

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What Are Electric Circuits?

You might have been wondering how charges can continuously flow in a…

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Amplifier Impedances

Input impedance varies considerably with the circuit configuration…

Textbook

Clipper and Clamper Circuits

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

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Microprocessor Programming

What is the difference between a JMP (“jump”) instruction and a…

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Permeability and Saturation

The nonlinearity of material permeability may be graphed for better…

Textbook

Rules for Antiderivatives

Constant Rule     Rule of Sums     Rule of…

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Special-output Gates

Complementary Output Gates It is sometimes desirable to have a logic…

Textbook

Basic Logic Gate Troubleshooting

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

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Design Project: Telegraph System

What voltage will you choose to use for each of the station batteries?

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Resonant Filters

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

Textbook

N-Way Power Divider Calculator

This calculator determines the total path loss provided by an RF n-way power splitter.

Tools

AC Power

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

Worksheets - Analog

Quantum Devices

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

Textbook

Embedded Microstrip Impedance Calculator

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

Tools

Introduction to Complex Numbers

If I needed to describe the distance between two cities, I could…

Textbook

Power Conversion Circuits

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

Worksheets - Analog

Power Density Calculator

A tool designed to calculate the power density of an antenna

Tools

AC Resistor Circuits (Inductive)

Instantaneous Values in AC Circuits Pure resistive AC circuit:…

Textbook

Magnetic Units of Measurement

In electric circuits, the three basic quantities are voltage (E or V),…

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AC Lab - Frequency Analysis

In this hands-on AC electronics experiment, use the frequency spectrum display from an oscilloscope program to observe waveforms from a musical keyboard and learn about spectral analysis.

Textbook

Example Circuits and Netlists

The following circuits are pre-tested netlists for SPICE 2g6, complete…

Textbook

Rules for Derivatives

Constant rule Rule of sums Rule of differences Product rule Quotient…

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Demultiplexers

A demultiplexer, sometimes abbreviated dmux, is a circuit that has one…

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Bipolar Junction Transistors as Switches

Solid-state switching circuits usually keep their constituent…

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Basic Ohmmeter Use

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

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Bipolar Junction Transistors

The bipolar junction transistor (BJT) was named because its operation…

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Si Lab - Simple Op Amp

In this hands-on semiconductor electronics experiment, build a custom operational amplifier (op amp) and learn about the application of current mirrors and the use of negative feedback in op amp circuits.

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Amplifier Impedances

Input impedance varies considerably with the circuit configuration…

Textbook

Differential Transistor Amplifiers

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

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Performance-Based Assessments for Semiconductor Circuit Competencies

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Simultaneous Equations for Circuit Analysis

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

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AC Lab - Phase Shift in a Capacitive Circuit

In this hands-on AC electronics experiment, build a simple RC circuit that demonstrates phase shift and learn how out-of-phase AC voltages do not add algebraically.

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Resonant Filters

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

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Oscillator Circuits

Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…

Textbook

Voltage, Current, and Resistance

Voltage is commonly defined as “electrical pressure.” The unit of…

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Safe Practices

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

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Analog Lab - Voltage Comparator

In this hands-on electronics experiment, you will build an analog voltage comparator circuit and learn how open-loop operational amplifiers function.

Textbook

High-Reliability Circuits

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

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Boolean Algebra

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

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Decibel Measurements

During the early development of telephone technology, a unit was…

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Si Lab - Light Sensor (LED Photodetector)

In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.

Textbook

Capacitance

Write an equation describing the precise mathematical relationship…

Worksheets - Analog