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www.play-hookey.com | Thu, 04-15-2021 |
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Direct Current
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Alternating Current
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Semiconductors
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Digital
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Logic Families
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Digital Experiments
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Computers
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| Analog | Analog Experiments | Oscillators | Optics | HTML Test | |
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The Basics
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Variations in Feedback Circuits
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Mixing Analog and Digital Technologies
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Generating Waveforms
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| Operational Amplifiers | Current Mirrors | Differential Amplifiers | |
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| Analog Computer Basics | Setting the Gain Coefficient | Analog Addition | Adding a Fixed Constant | |
Analog Technologies: The Basics |
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Before we get into the fancy stuff, we need to understand the basic techniques used in analog computers.
The fundamental concepts of all analog computers.
In math, independent input variables are commonly multiplied by constant values in the equation. Here's how we accomplish this in analog computers.
An analog computer wouldn't be much good if it couldn't perform simple addition.
Another typical element in mathematical equations is the addition of some fixed constant.
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