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Voltage Division

This video shows how to voltage division in a circuit. Voltage division is a circuit analysis technique used to find the voltage dropped across a resistor that is in a series circuit with other resistor. In order to find the voltage across a specific resistor in a set of series resistors, form a proportion between […]

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Headphone Buying Guide

A few months ago, a couple of students in my class asked me to help them repair the wire to their ear bud headphones. I looked at them with a puzzled look, thinking why would they want to do that? So I told them the time it takes to fix a good connection between the […]

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