Identify some different ways you can create the sine-wave audio tracks…
In very simple, qualitative terms, rate the impedance of capacitors…
Don’t just sit there! Build something!! Learning to mathematically…
The Bel is Used to Represent Gain In its simplest form, an…
Long before the advent of digital electronic technology, computers…
To overcome the challenge of creating necessary DC bias voltage for an…
What does the acronym RF stand form, in reference to radio-related…
In this hands-on AC electronics experiment, you will sense AC magnetic fields using a simple wire coil and learn about AC signal coupling, orientation effects, and the impact of shielding using different materials.
In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.
If some percentage of an amplifier’s output signal is connected…
Don’t just sit there! Build something!! Learning to mathematically…
What is the purpose of the switch shown in this schematic diagram?
In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.
Don’t just sit there! Build something!! Learning to mathematically…
What is a harmonic frequency? If an oscillator circuit outputs a…
A very common misconception students have about potentiometers is the…
At the beginning of this chapter, it illustrates how transistors could…
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.
Don’t just sit there! Build something!! Learning to mathematically…
Explain how an ohmmeter is able to measure the resistance of a…
Reactive Power We know that reactive loads such as inductors and…
A very common misconception students have about potentiometers is the…
There are two basic Ohm’s Law equations: one relating voltage,…
If at all possible, shut off the power to a circuit before performing…
If a pulse-width modulated (PWM) signal is sent to a passive…
Suppose we wished to measure the resistance of some component located…
Testing a JFET with a multimeter might seem to be a relatively easy…
Don’t just sit there! Build something!! Learning to mathematically…
What is Conductance? In the study of DC circuits, the student of…
What Is an Instrumentation Amplifier? An instrumentation amplifier…
Logic circuits, whether comprised of electromechanical relays or…
The SPICE circuit simulation computer program uses scientific notation…
As was mentioned before, the angle of this “power…
To overcome the challenge of creating necessary DC bias voltage for an…
The earliest forms of digital data storage involving moving parts was…
Identify which trigonometric functions (sine, cosine, or tangent) are…
Since complex numbers are legitimate mathematical entities, just like…
As was stated in the last chapter, there is more than one type of…