In this hands-on AC electronics experiment, build a 12 V alternating current (AC) power supply using a step-down transformer and learn about transformer operation and the purpose of tapped windings.
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A practical application of switch and relay logic is in control…
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Perhaps the most challenging aspect of interpreting ladder diagrams,…
Worksheets - Electromechanical
Logic circuits, whether comprised of electromechanical relays or…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
We’ve already seen one example of a monostable multivibrator in…
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Pulse Width Modulation (PWM) uses digital signals to control power…
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The discovery of the relationship between magnetism and electricity…
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The interlock contacts installed in the previous section’s motor…
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Brushless DC motors were developed from conventional brushed DC motors…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
As we saw with DC measurement circuits, the circuit configuration…
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It is fairly important to use large value resistors (10 MΩ works…
Worksheets - Electromechanical
What do you think this logic buffer gate will do, with the output…
Worksheets - Electromechanical
Complementary Output Gates It is sometimes desirable to have a logic…
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The variable reluctance motor is based on the principle that an…
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Protective relays are special power-sensing devices whose job it is to…
Worksheets - Electromechanical
A wound rotor induction motor has a stator like a squirrel cage…
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In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.
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What does it mean, in general terms, to encode something? Conversely,…
Worksheets - Electromechanical
Don’t just sit there! Build something!! Learning to analyze digital…
Worksheets - Electromechanical
In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.
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Previously, we examined series circuits and parallel circuits using…
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Our next transistor configuration to study is a bit simpler for gain…
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Though it may seem strange to cover the elementary topic of electrical…
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This tool is designed to calculate the value of resistance R1 in a reflection attenuator.
Tools
This page will walk you step-by-step through the process of…
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What will happen to the brightness of the light bulb as the iron core…
Worksheets - Electromechanical
This chapter will cover the physics behind the operation of…
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In the last section, we learned what would happen in simple…
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Safety is very important when designing and/or building a device…
Worksheets - Electromechanical
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
Shown here is the schematic symbol for a resistor: What is the purpose…
Worksheets - Electromechanical
In this circuit, three resistors receive the same amount of voltage…
Worksheets - Electromechanical
A transmission line of infinite length is an interesting abstraction,…
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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.
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Define the following metrological terms: • Uncertainty • Accuracy…
Worksheets - Electromechanical
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…
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Before we begin to explore the effects of resistors, inductors, and…
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Given two lengths of metal wire, which one will have the least…
Worksheets - Electromechanical
Series and Parallel Resistances Series and Parallel…
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The purpose of the parallel-in/ parallel-out shift register is to take…
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As the name suggests, the tetrode tube contains four elements: cathode…
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For extremely high-frequency applications (above 1 GHz), the…
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In the common-emitter section of this chapter, we saw a SPICE analysis…
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If we take the equivalent circuit of an SCR and add another external…
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A demultiplexer, sometimes abbreviated dmux, is a circuit that has one…
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A microcontroller is a specialized type of digital computer used to…
Worksheets - Electromechanical
The SPICE circuit simulation computer program uses scientific notation…
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Counting practice: count from zero to thirty-one in binary, octal, and…
Worksheets - Electromechanical
In mathematics, an identity is a statement true for all possible…
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A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line
Tools
An often neglected area of study in modern electronics is that of…
Textbook
The peak voltage calculator calculates peak voltage values from the peak-to-peak voltage, RMS voltage, or average voltage.
Tools
Constant Rule Rule of Sums Rule of…
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Insulated gate field-effect transistors are unipolar devices just like…
Textbook
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.
Tools
A calculator designed to calculate the trace width of a stripline based on the maximum current rating
Tools
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