What Is a R/2nR DAC Circuit? The R/2nR DAC circuit, otherwise known as…
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.
The invention of the bipolar transistor in 1948 ushered in a…
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.
Because capacitors store energy in the form of an electric field, they…
Identify some different ways you can create the sine-wave audio tracks…
Don’t just sit there! Build something!! Learning to mathematically…
In many circuit applications, we encounter components connected…
This calculator will determine the square root, cube root, or nth root of a given number, x.
Typically, complex circuits are not arranged in nice, neat, clean…
In this hands-on semiconductor electronics experiment, build a custom operational amplifier (op amp) and learn about the application of current mirrors and the use of negative feedback in op amp circuits.
Inductive Reactance Capacitive Reactance …
The bipolar junction transistor (BJT) was named because its operation…
Let’s take the following example circuit and analyze it: …
Unijunction transistor: Although a unijunction transistor is not a…
Don’t just sit there! Build something!! Learning to mathematically…
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.
OK, so how exactly can we represent AC quantities of voltage or…
What is Attenuators? Attenuators are passive devices. It is…
Since three-phase is used so often for power distribution systems, it…
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.
This tool is designed to calculate cross-talk coefficient and coupled voltage for a stripline
Parametric data for all semiconductor op-amp models except the CA3130…
Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…
A similar effect happens in series inductive/capacitive circuits. When…
What does it mean if an integrated circuit comes in DIP form? What…
What shape of voltage waveform would you expect to measure (using an…
In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure resistance using the ohmmeter function.
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.
A wound rotor induction motor has a stator like a squirrel cage…
The atoms in insulating materials have very tightly-bound electrons,…
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Given three of the four input parameters (refractive indices, angles of incidence, and refraction) this tool calculates the missing variable based on Snell's law.
If we connect the output of an op-amp to its inverting input and apply…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Single phase power system schematic diagram shows little about the…
A technician uses a stroboscope to “freeze” the rotation of a…
It is sometimes useful in logic circuits to have a multivibrator which…
Like all diodes, Shockley diodes are unidirectional devices; that is,…
Sometimes it is necessary to determine the length of time that a…
In the previous section, we saw a circuit using one J-K flip-flop that…
A decoder is a circuit that changes a code into a set of signals. It…
Figure below shows a photodiode amplifier for measuring low levels of…
This tool helps calculate the impedance of an edge-coupled microstrip.
A special type of relay is one that monitors the current, voltage,…
In this hands-on electronics experiment, you will control a 7-segment binary-coded decimal (BCD) display and learn about active-low and active-high logic inputs.
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on electronics experiment, you will use potentiometers to vary a voltage and learn about voltage divider ratios and potentiometer applications.
Decibel as Absolute Unit of Power It is also possible to use the…
Practical Benefit of Active Devices The practical benefit of active…
If your event sensing switch is mechanical in nature, you will likely…
Contributors to this chapter are listed in chronological order of…
The nonlinearity of material permeability may be graphed for better…
In designing digital circuits, the designer often begins with a truth…
We can take the same components from the series circuit and rearrange…
Don’t just sit there! Build something!! Learning to mathematically…
You may have wondered where we got that strange equation for the…
