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How to extend flight time and battery life of quadcopters and industrial drones

In partnership with Texas Instruments

A barrier to increased flight time has been the inefficiency of turning a drone's propellers. Join…

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AC Commutator Motors

Textbook

Charles Proteus Steinmetz’s first job after arriving in America…

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Drones

As an electric current is passed through a coil of wire, it creates a…

Performance-Based Assessments for AC Circuit Competencies

Worksheets - Drones

(Template)

Millman’s Theorem

Textbook

In Millman’s Theorem, the circuit is re-drawn as a parallel…

Radicals

Textbook

Definition of a Radical Given the expression where “x” is…

Ammeter Impact on Measured Circuit

Textbook

Just like voltmeters, ammeters tend to influence the amount of…

Introduction to Bipolar Junction Transistors (BJT)

Textbook

The invention of the bipolar transistor in 1948 ushered in a…

AC Inductor Circuits

Textbook

Resistors vs. Inductors Inductors do not behave the same way as…

How to Build a Current Mirror Circuit

Textbook

PARTS AND MATERIALS   Two NPN transistors—models 2N2222 or…

Capacitive Reactance

Worksheets - Drones

Don’t just sit there! Build something!! Learning to mathematically…

Non-Inverting Op-Amp Resistor Calculator

Tools

This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp

Electric Fields and Capacitance

Textbook

Introduction Whenever an electric voltage exists between two separated…

Slope (integrating) ADC

Textbook

So far, we’ve only been able to escape the sheer volume of…

The Quadratic Formula

Textbook

Solving for x in a given polynomial equation “ax2 + bx + c…

Design Project: Audio Tone Control

Worksheets - Drones

Suppose you were installing a high-power stereo system in your car,…

Magnetic Units of Measurement

Worksheets - Drones

In electric circuits, the three basic quantities are voltage (E or V),…

Energy, Work, and Power

Worksheets - Drones

Define the following terms: energy, work, and power.

Permissive and Interlock Circuits

Textbook

A practical application of switch and relay logic is in control…

Enhancement-type IGFETs

Textbook

Ohm’s Law Calculator

Tools

Calculate circuit parameters using Ohm's Law

Parallel Resistance Calculator

Tools

Calculate the total resistance of resistors in parallel with ease!

Component Modeling

Worksheets - Drones

When plotted on a curve tracer, the characteristic curve for a normal…

Sum and Product Notation

Textbook

For reference, this section introduces the terminology used in some…