MP3: What causes that howling sound in PA systems?

10.06.2013

To download What causes that howling sound in PA systems? mp3 for free: Right Click -> Save Link As.../Save Target As...


What causes that howling sound in PA systems? MP3

A public address system's speakers emit strange noises, or feedback, when sound gets re-amplified. Get a detailed explanation of how feedback occurs in this podcast from HowStuffWorks.com. Source: howstuffworks.com

More songs from howstuffworks.com

  • Social Media and You

    Social Media and You MP3

    Is social media harmful to our real-world relationships? Is there evidence that social media helps us form stronger connections? Why are there so many contradictory studies? Join Jonathan and Lauren as they explore the effects of social media.

    29.01.2013

    Play

    howstuffworks.com radio podcast howstuffworks.com

    29.01.2013

  • How Solar Panels Work

    How Solar Panels Work MP3

    Solar panels have loads of potential -- but how do they work, exactly, and why aren't they more widespread? Join Jonathan and Chris as they break down the mechanics of solar panels, as well as the benefits and drawbacks of this technology.

    29.08.2011

    Play

    howstuffworks.com radio podcast howstuffworks.com

    29.08.2011

  • Greatest Hits: Nostalgia for the Good old Games

    Greatest Hits: Nostalgia for the Good old Games MP3

    Both Tracy and Holly love new games, but they also fondly recall the early days of the video game industry. Take a trip down memory lane as talk turns to arcades, “Wreck-it Ralph” and why gamers get so attached to the titles.

    27.05.2013

    Play

    howstuffworks.com radio podcast howstuffworks.com

    27.05.2013

  • How can hypermiling save you gas?

    How can hypermiling save you gas? MP3

    The EPA tests vehicles for maximum fuel efficiency, but those impressive estimates don't always pan out in real life. Hypermiling is one sure-fire way to improve your fuel efficiency. Find out how it works in this podcast from HowStuffWorks.com.

    02.07.2009

    Play

    howstuffworks.com radio podcast howstuffworks.com

    02.07.2009

  • What really happened in Salem?

    What really happened in Salem? MP3

    In 1692, girls in Salem Village experienced fevers, pains and strange behavior. A doctor deemed the affliction supernatural, and the girls pinned the blame on several people. These accusations led to a witch hunt -- but what was really to blame?

    24.10.2012

    Play

    howstuffworks.com radio podcast howstuffworks.com

    24.10.2012

For a better experience please download Adobe Flash Player from http://get.adobe.com/flashplayer

Close

You can skip this ad in 6 seconds