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Tubes versus Semiconductors

Textbook

Devoting a whole chapter in a modern electronics text to the design…

Input and Output Coupling

Textbook

To overcome the challenge of creating necessary DC bias voltage for an…

Performance-Based Assessments for AC Circuit Competencies

Worksheets - Microphones

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Practical Considerations - Transformers

Textbook

Power Capacity As has already been observed, transformers must be well…

Audio Oscillator

Textbook

PARTS AND MATERIALS Two 6-volt batteries Three NPN…

Design Project: Audio Power Amplifier

Worksheets - Microphones

Explain how the microphone in your amplifier works. How, exactly, does…

Basic Electricity Worksheet

Worksheets - Microphones

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

Performance-Based Assessments for Semiconductor Circuit Competencies

Worksheets - Microphones

Active Filters

Worksheets - Microphones

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

Passive Filter Circuits

Worksheets - Microphones

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

Decibels

Textbook

The Bel is Used to Represent Gain In its simplest form, an…

Biasing Techniques (BJT)

Textbook

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

Class B Audio Amplifier

Textbook

PARTS AND MATERIALS Four 6 volt batteries Dual operational amplifier,…

Impedance

Worksheets - Microphones

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

PC Oscilloscope

Textbook

PARTS AND MATERIALS IBM-compatible personal computer with sound card,…

Decibel Measurements

Worksheets - Microphones

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

Performance-Based Assessments for Analog Integrated Circuit Competencies

Worksheets - Microphones

Vacuum Tube Audio Amplifier

Textbook

PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…

Radio Circuits

Textbook

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

Sensitive Voltage Detector

Textbook

PARTS AND MATERIALS High-quality “closed-cup” audio…

Other Waveshapes

Textbook

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

The Bipolar Junction Transistor (BJT) as a Switch

Textbook

Bipolar junction transistors (Also known as BJTs) can be used as an…

ElectroStatic Discharge

Textbook

At the start of this book, we discussed static electricity and how it…

Norton’s Theorem

Textbook

What is Norton’s Theorem? Norton’s Theorem states that it…

Stripline Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a stripline

IGFET Amplifiers

Worksheets - Microphones

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

Boolean Algebra

Worksheets - Microphones

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

Millman’s Theorem Revisited

Textbook

You may have wondered where we got that strange equation for the…

Parallel Resistor-Inductor Circuits

Textbook

Let’s take the same components for our series example circuit…

Balanced Attenuator Calculator

Tools

This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.

Microstrip Inductance Calculator

Tools

This calculator computes the inductance of a microstrip etched on a PCB.

Capacitor Impedance Calculator

Tools

This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.

Bipolar Junction Transistors

Textbook

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

Multi-Stage Amplifier

Textbook

PARTS AND MATERIALS Three NPN transistors—model 2N2222 or 2N3403…

JFET Amplifiers

Worksheets - Microphones

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

AC Inductor Circuits

Textbook

Resistors vs. Inductors Inductors do not behave the same way as…

Wattmeter Design

Textbook

Power in an electric circuit is the product (multiplication) of…

Measurements of AC Magnitude

Textbook

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

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

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

Logarithms for Analog Circuits

Worksheets - Microphones

The concept of a mathematical power is familiar to most students of…