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.
In this circuit, the electric motor is supposed to turn on whenever…
Introduction Whenever an electric voltage exists between two separated…
If the ends of a wire loop are attached to two half-circular metal…
To overcome the challenge of creating necessary DC bias voltage for an…
Diodes can perform switching and digital logic operations. Forward and…
Up to this point we have considered logic reduction problems where…
In ladder logic symbolism, an electromechanical relay coil is shown as…
So far in our discussions on electricity and electric circuits, we…
Bipolar Junction Transistor or BJT Current Mirror An often-used…
Don’t just sit there! Build something!! Learning to analyze digital…
In this hands-on electronics experiment, you will create a battery from a potato (yes! a potato) and learn about the relationship between chemical energy and electric energy.
An oscilloscope is a very useful piece of electronic test equipment.…
As was mentioned before, the angle of this “power…
Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…
If a block of P-type semiconductor is placed in contact with a block…
In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.
Complex numbers are useful for AC circuit analysis because they…
In this hands-on electronics experiment, build a Schmitt trigger using a 555 timer and learn about hysteresis and the inner workings of the extremely versatile 555 timer IC.
At the beginning of this chapter, it illustrates how transistors could…
In this hands-on electronics experiment, you will connect batteries in series and learn the relationship between the individual battery voltages and the total series voltage.
Determine if the light bulb will de-energize for each of the following…
In this hands-on electronics experiment, build an oscillator with hysteresis from a Schmitt trigger and learn how to use it to create an RC oscillator and a method to configure a 555 timer as an astable multivibrator.
Identify each of these logic gates by name, and complete their…
In this introduction to series resistance circuits, we will explain…
Things start to get complicated when we need to relate two or more AC…
What is the difference between DC and AC electricity? Identify some…
Learn the Power Formula We’ve seen the formula for determining…
In any electrically conductive substance, what are charge carriers?…
Impedance Matching Because transformers can step voltage and current…
Don’t just sit there! Build something!! Learning to mathematically…
Counting practice: count from zero to thirty-one in binary, octal, and…
What is Split-Phase Power Systems? Split-phase power systems achieve…
A tool designed to calculate the power density of an antenna
In this hands-on electronics experiment, you will create a battery from a potato (yes! a potato) and learn about the relationship between chemical energy and electric energy.
If we connect the output of an op-amp to its inverting input and apply…
In this electrical circuit, trace the direction of current through the…
In this hands-on electronics experiment, build an S-R latch using two NOR gates and learn how this type of digital memory operates, including invalid states, race conditions, and the effects of output loading.
The bipolar junction transistor (BJT) was named because its operation…
If a block of P-type semiconductor is placed in contact with a block…
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In this hands-on semiconductor electronics experiment, construct a common-emitter amplifier using a bipolar junction transistor (BJT) and learn about amplifier gain and feedback.
In addition to voltage and current, there is another important…
In this hands-on semiconductor electronics experiment, build a full-wave bridge rectifier using silicon diodes and learn some of this circuit's advantages and disadvantages.
Don’t just sit there! Build something!! Learning to mathematically…
The Rules of Binary Addition Adding binary numbers is a very simple…
Note that the direction of the arrow at the gate indicates the…
As lengthy as this chapter has been up to this point, it only begins…
When capacitors are connected in series, the total capacitance is…
A demultiplexer, sometimes abbreviated dmux, is a circuit that has one…
All entries arranged in alphabetical order of surname. Major…
Generators used in battery-charging systems must be regulated so as to…
What Is Kirchhoff’s Current Law? Kirchhoff’s Current Law,…
What Is a R/2nR DAC Circuit? The R/2nR DAC circuit, otherwise known as…
Safety is very important when designing and/or building a device…
RELATED WORKSHEETS: JFET Amplifiers Worksheet
This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on electronics experiment, you will build an analog differentiator circuit that outputs a signal proportional to the rate-of-change and learn about one of the advantages of analog circuits.
Over the course of the next few chapters, you will learn that AC…