Tutorial: Electrical impedance made easy - Part 1

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Tags: impedance  what  tutorial  howto  reactance  electrical  ac  circuit  power  factor  amphour  watt  introduction 

This is the first video of a short series in which I discuss the basics of electrical impedance from a practical standpoint. In this video, I show how a simple LED power supply circuit can be made more efficient by replacing a resistor with a capacitor. I describe the difference between...

ECE3300 Lecture 7-1 Input Impedance

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Tags: ece3300  furse  electromagnetics  input impedance  transmission lines 

www.ece.utah.edu/~ece3300

Electrical Engineering 40 - Lecture 31: Phasors, impedance

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  • Author: UCBerkeley

Tags: uc  berkeley  ucberkeley  webcast.berkeley  cal  Fall 2010 

Introduction to Microelectronic Circuits

Impedance....."Tainted Love"

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  • Author: jakevanek

Tags: alternative  electronic  new  wave  beat  80s  90s  dance  club 

Remake of Soft Cells classic "Tainted Love" by Impedance....circa 1989

ECE3300 Lecture 7 2 Input Impedance

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Tags: ECE3300  Lecture  7  2  Input  Impedance 

Tutorial: Electrical impedance made easy - Part 2

  • Length: 19:46
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  • Author: bkraz333

Tags: power  factor  impedance  reactance  correction  capactior  inductor 

This is the second video of a short series in which I discuss the basics of electrical impedance from a practical standpoint. In this video, I explain the importance of knowing the magnitude and angle of impedance, as well as how this affects the power factor of a given electrical circuit.

Speaker Impedance Reading - Billy Penn 300guitars.com

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Tags: Speaker  Loudspeaker  Eminence  Red Fang  Impedance  Billy Penn  300guitars  300  guitars 

Here is a quick video on how to read the impedance of a speaker. If you take a reading of an 8 ohm speaker it does not read perfectly at 8 ohms. According to Anthony Lucas at Eminence speakers when a speaker is labeled 8 ohms, it is actually a nominal reading. An ohm meter measures the resistance...

Beyerdynamic DT 880 Impedance Comparisons

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  • Author: InnerFidelity

Tags: Beyerdynamic  dt  880  headphone  open  impedance  damping  factor 

Full Story Here: www.innerfidelity.com

Loop impedance testing

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  • Author: RODALCO2007

Tags: Fluke  1653B  loop  impedance  testing  electricity  power  mains  sockets  wiring 

A low loop impedance is important for the protective devices to operate quickly in case of a short circuit. At the point of supply it should be below 0.4 ohms. In a domestic installation at a wall socket, value should be below 1 ohm. It surprised me that the loop impedance was more than 1.3 ohms...

ECE3300 Lecture 5-9 TL Equations impedance

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Tags: ece3300  furse  telegraphers equations  university of utah  electromagnetics 

more info: www.ece.utah.edu/~ece3300

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