Curated Video
Variable Frequency Drive Basics
Variable Frequency Drives Explained - VFD basics. In this video we take a look at variable frequency drives to understand how they work in electrical engineering and power electronics. We look at where and why to use a VFD or VSD,...
Curated Video
Power Inverters Explained
Power inverter explained. In this video we take a look at how inverters work. We look at power inverters used in cars and solar power to understand the basics of how they operate. We then cover electricity fundamentals, direct current,...
Curated Video
5G and Wireless Communication for Beginners - Long Term Evolution (LTE) for 4G
This video focuses on LTE for 4G. This clip is from the chapter "5G Update - 2020" of the series "5G and Wireless Communication for Beginners".This section presents the latest updates on 5G.
Music Matters
Modulation using the Neapolitan Chord - Music Theory
Learn how to modulate using the Neapolitan chord, a more advanced modulation technique that allows you to move keys quite dramatically. In this music theory lesson we explain how to use the Neapolitan Chord as a means of modulating to a...
Music Matters
Modulation Using a Tritone - Music Theory
This music theory lesson demonstrates a method for delivering an extreme modulation a tritone away within a four bar phrase. Starting in C major the video shows how to move to F# major using an enharmonic equivalent of a German 6th chord...
Music Matters
How to Recognise Modulation in a Piece of Music - Music Theory
How to recognise a modulation in music. This music theory lesson explains what constitutes modulation and works through a piece of music that contains several modulations. An analysis of chords, accidentals and cadences reveals the...
Programming Electronics Academy
PWM and analogWrite: Arduino Course 4.7
A description of Pulse Width Modulation (PWM) and how it is used with Arduino.
Music Matters
What Might an Accidental Be Telling Us in a Piece of Music? - Music Theory
We often see accidentals in music but they have different significance depending on the context. Accidentals might be flagging up a key change, or they might be decorative chromatic notes, or they might be signifying a minor key, or they...
Music Matters
Modulation using Diminished 7ths - Music Theory
How to use a diminished 7th chord to modulate into a different key. Diminished 7ths are usually used as a means of adding harmonic colour and tension within the prevailing key. They can also be used as a means of modulation, which is...
Music Matters
Modulation by Semitone Shift - Music Theory
Learn how to modulate by semitone shift, sometimes known as the truck driver's gear change modulation, this technique is often used in pop music and musicals where the piece shifts up by a semitone towards the end of the song. By...
Curated Video
5G and Wireless Communication for Beginners - Understanding Frequency Modulation
This video explains frequency modulation.
This clip is from the chapter "Introduction – 1G is Where All of it Began" of the series "5G and Wireless Communication for Beginners".This section provides an introduction to the course.
Curated Video
How Radios Transmit and Receive Sound
Learn how a radio works, from transmitting electrical energy through radio waves to converting them back into audio for the user to listen to. Understand how signals are encoded and decoded using modulation techniques, as well as the...