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Simple Parallel (Tank Circuit) Resonance

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

Performance-Based Assessments for Semiconductor Circuit Competencies

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Thyristor Application Circuits

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

Semiconductor Devices in SPICE

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The SPICE (Simulation Program, Integrated Circuit Emphesis)…

Bandpass Filter Calculator

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This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.

OpAmp Oscillator Circuits

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

The Cascode Amplifier

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While the C-B (common-base) amplifier is known for wider bandwidth…

Insulated-gate Field-effect Transistors (MOSFET)

Textbook

The Insulated-Gate Field-Effect Transistor (IGFET), also known as…

Battery Life Calculator

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This calculator provides three options—basic, intermediate, and advanced—for determining expected battery life for microcontroller, Internet of Things (IoT), and edge processing systems with up to four different operating modes.

LC Resonant Frequency Calculator

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A circuit with an inductor (L) and capacitor (C) connected in parallel or series will have a resonant frequency at which their impedances are equal. Given two of the three values—inductance, capacitance, or resonant frequency—this tool will calculate the missing third variable.

Bipolar Junction Transistor (BJT) theory

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

Decibel Calculator

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This calculator will convert voltage or power gains into decibels. Enter one of the three values and the calculator will output the other two.

Circuit Components

Textbook

Remember that this tutorial is not exhaustive by any means, and that…

RC Time Constant Calculator

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The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.

Resonant Filters

Textbook

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

Junction field-effect transistors (JFET)

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

Biasing Techniques (BJT)

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In the common-emitter section of this chapter, we saw a SPICE analysis…

Passive Filter Circuits

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In very simple, qualitative terms, rate the impedance of capacitors…

Special-purpose Diodes

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

Analog Lab - 555 Ramp Signal Generator

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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.

Clipper Circuits

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A circuit which removes the peak of a waveform is known as a clipper.…

Three-phase Power Systems

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What is Split-Phase Power Systems? Split-phase power systems achieve…

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

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

The Common-base Amplifier

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The final transistor amplifier configuration (Figure below) we need to…

Si Lab - JFET Current Regulator

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In this hands-on semiconductor electronics experiment, build a junction field-effect transistor (JFET) current regulator and learn some of the advantages of JFETs over BJTs for current regulation.

Example Circuits and Netlists

Textbook

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

Si Lab - Half-wave Rectifier

Textbook

In this hands-on semiconductor electronics experiment, build a half-wave rectifier circuit using a silicon diode and learn about the differences between permanent magnet motor operation on AC vs. DC power.

Motor Control Circuits

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The interlock contacts installed in the previous section’s motor…

Single-phase Power Systems

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Single phase power system schematic diagram shows little about the…

Measurements of AC Magnitude

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So far we know that AC voltage alternates in polarity and AC current…

Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

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Over the course of learning about electricity, you will want to…

Differentiator and Integrator Circuits

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By introducing electrical reactance into the feedback loops of an…

Intro Lab - Circuit With a Switch

Textbook

In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.

DC Lab - Rheostat Range Limiting

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In this hands-on electronics experiment, you will use series and parallel resistor networks to precisely adjust the range and zero point of a rheostat.

Magnetic Fields and Inductance

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Whenever electrons flow through a conductor, a magnetic field will…

Op-amp Circuits

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

Insulated Gate Bipolar Transistors

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

The Pentode

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Another strategy for addressing the problem of secondary electrons…

Si Lab - Astable Multivibrator Audio Oscillator

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In this hands-on semiconductor electronics experiment, build an astable multivibrator (oscillator) circuit that provides an output in the audio frequency range and learn the effect of component values and supply voltage on oscillation frequency.

AC Motor Control Circuits

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Perhaps the most challenging aspect of interpreting ladder diagrams,…

Q Factor and Bandwidth of a Resonant Circuit

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The Q, or quality, factor of a resonant circuit is a measure of the…

Delta-Sigma ADC

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One of the more advanced ADC technologies is the so-called…

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.

Digital Ramp ADC

Textbook

Also known as the stairstep-ramp, or simply counter A/D converter,…

Solving for Unknown Time

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Sometimes it is necessary to determine the length of time that a…

Data - Resistance & Superconductor

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Tables of specific resistance and temperature coefficient of…

Voltage Divider Circuits

Textbook

Let’s analyze a simple series circuit and determine the voltage…

Electrical Conduction in Semiconductors

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In any electrically conductive substance, what are charge carriers?…

Control Circuits

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The Triode

Textbook

De Forest’s Audion tube came to be known as the triode tube…

Safe Practices

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

Digital Memory Terms and Concepts

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

Introduction to Solid-state Device Theory

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This chapter will cover the physics behind the operation of…

Performance-Based Assessments for Digital Circuit Competencies

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AC Bridge Circuits

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

Design Project: Sensitive Audio Detector

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The choice of step-down transformers to use in a project such as this…

Performance-Based Assessments for Semiconductor Circuit Competencies

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Ammeter Impact on Measured Circuit

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Just like voltmeters, ammeters tend to influence the amount of current…

The common-drain Amplifier (JFET)

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