Up to now, every circuit that was presented was a combinatorial…
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Up until this point, our analysis of transistor logic circuits has…
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An unbalanced Wheatstone bridge cannot be solved using simple series…
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In this series of hands-on electronics experiments, build analog circuits, including amplifiers, comparators, oscillators, and more. Following the step-by-step instructions will help you understand and appreciate analog systems.
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Also called the parallel A/D converter, this circuit is the simplest…
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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
Worksheets - Digital
The instrumentation amplifier calculator will assist in the design and analysis of a conventional instrumentation amplifier circuit by calculating the required resistor values and gain.
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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.
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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
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.
Tools
Previously, we examined series circuits and parallel circuits using…
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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.
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The Q, or quality, factor of a resonant circuit is a measure of the…
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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.
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Counting practice: count from zero to thirty-one in binary, octal, and…
Worksheets - Digital
The table method provides a structured methodology for ensuring you…
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In this collection of hands-on electronics experiments, build and test digital circuits and learn the fundamentals of digital logic circuits, including gates, counters, logic levels, hysteresis, memory, and more.
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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
Up to now, every circuit that was presented was a combinatorial…
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This calculator provides three options—basic, intermediate, and advanced—for determining expected battery life for microcontroller, Internet of Things (IoT), and edge processing systems with up to four different operating modes.
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The Functionality of Diode Polarity Being able to determine the…
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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.
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If your event sensing switch is mechanical in nature, you will likely…
Worksheets - Digital
Try out our Resistor Color Code Calculator in our Tools section.…
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While mention of operational amplifiers typically provokes visions of…
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Constant Rule Rule of Sums Rule of…
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Contributors to this chapter are listed in chronological order of…
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(“c” being a constant) RELATED…
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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.
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What is the purpose of the switch shown in this schematic diagram?
Worksheets - Digital
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A popular use of diodes is for the mitigation of inductive…
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This calculator helps you compute the inductance of a wire loop.
Tools
The circuit in the previous section is not a very practical one. In…
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If you’ve used DOS or UNIX operating systems before in a…
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Like all electrical and electronic components, transistors are limited…
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Whenever electrons flow through a conductor, a magnetic field will…
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It is sometimes desirable to have circuits capable of selectively…
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This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
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