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.
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What is the purpose of a seven-segment decoder circuit? What is a…
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Don’t just sit there! Build something!! Learning to mathematically…
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Suppose we had a simple one-battery, one-lamp circuit controlled by a…
Textbook
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 mathematically…
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In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.
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
Don’t just sit there! Build something!! Learning to mathematically…
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Don’t just sit there! Build something!! Learning to mathematically…
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It is fairly important to use large value resistors (10 MΩ works…
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Shown here is the schematic symbol for a resistor: What is the purpose…
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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.
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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
What is the purpose of the switch shown in this schematic diagram?
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If we were to express the series-connected DC voltages as phasors…
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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
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 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
The half-adder is extremely useful until you want to add more than one…
Textbook
These are the most common types of resistors available. Resistors…
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Try out our Resistor Color Code Calculator in our Tools section.…
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Explain the difference between a balanced polyphase system and an…
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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.
Tools
In this hands-on electronics experiment, build an oscillator using a 555 timer and learn the theory of operation of the 555 timer when configured as an astable multivibrator.
Textbook
This tool is designed to calculate the value of resistance R1 in a reflection attenuator.
Tools
The following problems are arranged in order from most likely to least…
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If a sinusoidal voltage is applied to an impedance with a phase angle…
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This calculator determines the wavelength of a signal given the frequency and dielectric constant.
Tools
There was some historic crude, but usable semiconductor…
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The jobs of electronics engineers and technicians frequently entail…
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This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
Tools
A Logic Gate is assigned as an elementary building block of…
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This calculator computes the noise figure and noise temperature in a system
Tools
This calculator calculates the RMS Voltage value from either the peak voltage, the peak-to-peak voltage, or the average voltage.
Tools
TTL Circuit Analysis Let’s examine the following TTL circuit and…
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Don’t just sit there! Build something!! Learning to mathematically…
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In this hands-on AC electronics experiment, build a large AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.
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∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
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