So far we know that AC voltage alternates in polarity and AC current…
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.
Define the following metrological terms: • Uncertainty • Accuracy…
Don’t just sit there! Build something!! Learning to analyze digital…
It has been found that any repeating, non-sinusoidal waveform can be…
This is a schematic for a simple VCO: The oscillator is of the RC…
Many electronic circuits use what is called a split or a dual power…
Safety is very important when designing and/or building a device…
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A very useful tool for observing rotating objects is a strobe light.…
Don’t just sit there! Build something!! Learning to mathematically…
After applying some of the general troubleshooting tips to narrow the…
Don’t just sit there! Build something!! Learning to mathematically…
Radio waves are comprised of oscillating electric and magnetic fields,…
In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.
The circuit shown here is a four-bit analog-to-digital converter…
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on electronics experiment, you will build a resistive voltage divider and observe how Ohm's law and Kirchhoff's voltage law (KVL) function in real circuits using a voltmeter and an ammeter.
Counting practice: count from zero to thirty-one in binary, octal, and…
In this circuit, three resistors receive the same amount of current (4…
When an alternator produces AC voltage, the voltage switches polarity…
Identify some different ways you can create the sine-wave audio tracks…
Electromechanical relays used to start and stop high-power electric…
Don’t just sit there! Build something!! Learning to analyze digital…
In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure resistance using the ohmmeter function.
Don’t just sit there! Build something!! Learning to mathematically…
If we were to express the series-connected DC voltages as phasors…
Identify some of the different types of capacitors, and their…
The instrumentation amplifier calculator will assist in the design and analysis of a conventional instrumentation amplifier circuit by calculating the required resistor values and gain.
If a sinusoidal voltage is applied to an impedance with a phase angle…
Seeing as how a common meter movement can be made to function as a…
“I consider that I understand an equation when I can predict the…
So far, we’ve studied both S-R and D latch circuits with enable…
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Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on electronics experiment, you will build a battery-operated circuit with a light and learn about open and short circuit failures.
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In this hands-on AC electronics experiment, an electronic musical keyboard will be used as a variable-frequency AC signal generator to learn the difference between AC amplitude and frequency.
If the burden of two systems of measurement for common quantities…
Another strategy for addressing the problem of secondary electrons…
What are Time-Delay Relays? Some relays are constructed with a kind of…
Shown here is the schematic symbol for a resistor: What is the purpose…
In this hands-on electronics experiment, you will build a precision potentiometer from three lower precision potentiometer and learn about voltage range compression and parameter interactions.
What will happen to the brightness of the light bulb as the iron core…
In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.
When someone mentions the word “computer,” a digital…
With BogusBus, our signals were very simple and straightforward: each…
This calculator determines the resistance of a microstrip trace
This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.
A capacitor is a passive two-terminal electronic component that…
What voltage will you choose to use for each of the station batteries?
Contributors to this chapter are listed in chronological order of…
Research the FCC (Federal Communication Commission) guidelines on…
What does the normal status of an electrical switch refer to?…
Specific resistance at 20o C: Material Element/Alloy ohm-cmil/ft…
Capacitors, like all electrical components, have limitations that must…
This calculator computes the inductance of a wire coil.
In this hands-on AC electronics experiment, power a DC motor through a multi-conductor cable to learn how AC signals are coupled between conductors and how to mitigate noise coupling.