Alina S's Enrolled Lessons
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16 minFREEEngineering lessonFree9 CQ
How much do you know about electricity? Learn what it is and how it’s measured, and gain a clear understanding of the difference between voltage and amps.
with HumanHardDriveHow much do you know about electricity? Learn what it is and how it’s measured, and gain a clear understanding of the difference between voltage and amps.
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25 minEngineering lesson13 CQ
In this lesson, Human Hard Drive delves into the basics of electrical resistance, including what it is, how it’s measured, and how resistors affect a circuit.
with HumanHardDriveIn this lesson, Human Hard Drive delves into the basics of electrical resistance, including what it is, how it’s measured, and how resistors affect a circuit.
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19 minlesson10 CQ
Did you know that the power supply in your computer is a voltage regulator? Learn the role of and science behind voltage regulators in this electronics lesson.
with HumanHardDriveDid you know that the power supply in your computer is a voltage regulator? Learn the role of and science behind voltage regulators in this electronics lesson.
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20 minlesson11 CQ
Did you know that the electricity in your house is alternating current? Explore the science and math behind AC, a must-know electronics subject.
with HumanHardDriveDid you know that the electricity in your house is alternating current? Explore the science and math behind AC, a must-know electronics subject.
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6 minEngineering lesson4 CQ
In this lesson, Human Hard Drive illustrates several properties of electric charge and its movement, or electrostatics, with engaging demonstrations in the lab.
with HumanHardDriveIn this lesson, Human Hard Drive illustrates several properties of electric charge and its movement, or electrostatics, with engaging demonstrations in the lab.
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12 minEngineering lesson7 CQ
Diodes are useful electronic devices with many applications in analog and digital electronics. Learn about the four types of diodes and what makes each unique.
with HumanHardDriveDiodes are useful electronic devices with many applications in analog and digital electronics. Learn about the four types of diodes and what makes each unique.
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15 minEngineering lesson8 CQ
Want to learn the fundamental elements of electronics? Gain a general overview of bipolar junction transistors, or BJTs, a basic silicone-based transistor.
with HumanHardDriveWant to learn the fundamental elements of electronics? Gain a general overview of bipolar junction transistors, or BJTs, a basic silicone-based transistor.
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17 minEngineering lesson9 CQ
In this lesson, Human Hard Drive offers an overview of how capacitors store charge and behave, as well as what their application is in electronics.
with HumanHardDriveIn this lesson, Human Hard Drive offers an overview of how capacitors store charge and behave, as well as what their application is in electronics.
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9 minEngineering lesson5 CQ
Gain a general overview of MOSFET transistors. Learn about their functionality, properties, and more in this beginner-friendly electronics lesson.
with HumanHardDriveGain a general overview of MOSFET transistors. Learn about their functionality, properties, and more in this beginner-friendly electronics lesson.
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14 minlesson8 CQ
Filters are essential to the operation of most electronic circuits. In this lesson, learn about the properties of three common types of active filters.
with HumanHardDriveFilters are essential to the operation of most electronic circuits. In this lesson, learn about the properties of three common types of active filters.