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Music Technology

KFC South Africa Lets Customers Listen To Music Using Bone Conduction 50

An anonymous reader writes: The end of annoying restaurant muzak may be nigh: A KFC branch in South Africa has put together a playlist of local artists for diners to enjoy — so long as they do so in silence. The in-shop broadcasts can only be heard using bone conduction as a speaker — diners put their elbows on the table and cup their ears if they want to hear the tunes.
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KFC South Africa Lets Customers Listen To Music Using Bone Conduction

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  • Surely any kind of diaphragm or sounding board placed on the spots would become speakers, or am I missing something?

    • by wimconradie ( 4129997 ) on Tuesday August 04, 2015 @03:51AM (#50246875)
      Yes you are. There are no sound at all (or sound waves to be technical). It is basically just small vibrations that travels through your bones in your body, which your ears actually think is sound and then... magically you can hear! I guess you have to experience it to fully appreciate it. (I once was introduced to a phone for old people that used the same technology and it really works.) ps. Real sound actually also convert to small vibrations in your head before your brain interprets it, so this is just skipping the conversion step. Hope this helps :)
      • by Harlequin80 ( 1671040 ) on Tuesday August 04, 2015 @04:44AM (#50247009)

        I appreciate that there aren't any sound waves at the table. But would the vibrations not use the cup as a sounding board? ie Vibrations --> cup --> cup base vibrates --> soundwaves? A speaker after all is just a driver vibrating a sound board of some description.

        I would assume that the frequency of the vibrations wouldn't be able to change across medium, otherwise the sound would change. The magnitude however may be too small to convert to airborne sound waves loud enough to hear.

        • Ah I see what you mean :) Yes that makes sense and I guess it will work, but as you said the magnitude might be too small to be audible.
      • It is basically just small vibrations that travels through your bones in your body

        Anything that is vibrating while within the atmosphere is making sound by definition.

  • Had no clue that KFC owned South Africa. Takes a lot of crispy chicken to buy an entire country.
  • I've heard (Score:3, Funny)

    by Anonymous Coward on Tuesday August 04, 2015 @02:10AM (#50246607)
    listening to vuvuzela this way may cause minor fractures.
  • by Anonymous Coward

    We need to come up with an even more ridiculous, stupid looking way to get people to sit right next to each other, yet ignore each other completely.

  • by konohitowa ( 220547 ) on Tuesday August 04, 2015 @02:36AM (#50246683) Journal
    http://blog.modernmechanix.com... [modernmechanix.com]

    Tried one. Honestly, it didn't work that well.

    Note for pedants: Yes. I know the ad is from 1980 and that the referenced patent expired long before now. You can silently thank me for saving you from a ranting response. And by "silently", I mean without responding. Even though posting the text could be considered silent. Unless someone has a reader. Or... Never mind. Rant away.

  • by Anonymous Coward

    One of the first rules of dining etiquette is to keep your elbows off the table.

Love may laugh at locksmiths, but he has a profound respect for money bags. -- Sidney Paternoster, "The Folly of the Wise"

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