A technician uses a stroboscope to “freeze” the rotation of a…
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Don’t just sit there! Build something!! Learning to mathematically…
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Electromechanical watt-hour meters use an aluminum disk that is spun…
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Don’t just sit there! Build something!! Learning to mathematically…
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In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
Textbook
It is fairly important to use large value resistors (10 MΩ works…
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This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
Tools
What is the purpose of a seven-segment decoder circuit? What is a…
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Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.
Tools
In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.
Textbook
What is the purpose of the switch shown in this schematic diagram?
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In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.
Textbook
In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
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If we were to express the series-connected DC voltages as phasors…
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Don’t just sit there! Build something!! Learning to mathematically…
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Schottky diodes Schottky diodes are constructed of a metal-to-N…
Textbook
This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.
Tools
Shown here is the schematic symbol for a resistor: What is the purpose…
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In this hands-on electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.
Textbook
Don’t just sit there! Build something!! Learning to analyze digital…
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(Template)
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Programming a circuit simulation with SPICE is much like programming…
Textbook
Define the following terms: energy, work, and power.
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A high-pass filter’s task is just the opposite of a low-pass…
Textbook
In this hands-on AC electronics experiment, build a simple transformer and learn some important transformer fundamentals including voltage step-up and step-down.
Textbook
The field effect transistor was proposed by Julius Lilienfeld in US…
Textbook
When a switch is actuated and contacts touch one another under the…
Textbook
Having learned about digital memory devices in the last chapter, we…
Textbook
Worksheets - Lighting
A technician uses a stroboscope to “freeze” the rotation of a…
Worksheets - Lighting
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.
Textbook
Don’t just sit there! Build something!! Learning to analyze digital…
Worksheets - Lighting
In this hands-on semiconductor electronics experiment, construct a three-stage common-emitter amplifier using bipolar junction transistors (BJTs) and learn about multi-stage gain and feedback.
Textbook
Normally, the rotor windings of a wound rotor induction motor are…
Textbook
The basic application of Ohm’s law to combinations of series and…
Textbook
A calculator for computing the impedance of an edge coupled stripline.
Tools
Since complex numbers are legitimate mathematical entities, just like…
Textbook
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.
Textbook
As with inductors, the ideal capacitor is a purely reactive device,…
Textbook
This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.
Tools
Transformers with Multiple Secondaries Transformers are very versatile…
Textbook
A tool designed to convert RF power from watts to decibels and vice versa
Tools
In any electrically conductive substance, what are charge carriers?…
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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.
Textbook
Tables of specific resistance and temperature coefficient of…
Textbook
Like bipolar transistors, SCRs and TRIACs are also manufactured as…
Textbook
Power Capacity As has already been observed, transformers must be well…
Textbook
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
Tools
If some percentage of an amplifier’s output signal is connected…
Textbook
How to Create a Band-stop Filter? Also called band-elimination,…
Textbook
If we add a voltage divider to the negative feedback wiring so that…
Textbook
Ammeters Measure Electrical Current A meter designed to measure…
Textbook
In this hands-on electronics experiment, you will compare the resistance of a lamp filament in its on and off states and learn about nonlinear resistances by applying Ohm's law.
Textbook
Value of time constant in series RC and RL circuits Time…
Textbook
Normally, the rotor windings of a wound rotor induction motor are…
Textbook
What do you think this logic buffer gate will do, with the output…
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A waveguide is a special form of transmission line consisting of a…
Textbook
Textbook
Normally, the ampacity rating of a conductor is a circuit design…
Textbook
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