Alternating Current

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The Maillard Reaction
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2011/12/16 08:49:28 (permalink)

Alternating Current


I'm watching The Secret of Nikola Tesla and thinking about how lucky we are to be using some of his ideas these days.

It kinda makes electronic audio possible... and lot's of other good stuff.



Just another random thought for the morning.
post edited by mike_mccue - 2011/12/16 08:50:53


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    Beagle
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    Re:Alternating Current 2011/12/16 09:00:39 (permalink)
    +ya

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    Ham N Egz
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    Re:Alternating Current 2011/12/16 09:06:22 (permalink)
    If you really delve into his whole life and inventions, it reads like a DaVinci Code/Secret Treasures/Conspiracy movie.

    Supposedly, upon his death  the  Bureau of the Navy(precursor of the CIA at the time) raided his home and laboratory and ferreted away secrets and schematics and sealed them away. His electricity through the ether tower was destroyed.

    Also, the whole AC/DC feud between Edison and he,makes one wonder if there was an underlying current to the feud. 

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    Guitarhacker
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    Re:Alternating Current 2011/12/16 09:18:42 (permalink)
    I saw a documentary on Tesla some time back. He was working on some pretty cool and innovative ideas. 

    Definitely well ahead of his time. 

    I wonder what this world would be like if his idea of "free electricity" had been developed properly into a working system. 

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    Ham N Egz
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    Re:Alternating Current 2011/12/16 09:41:47 (permalink)
    Guitarhacker


    I saw a documentary on Tesla some time back. He was working on some pretty cool and innovative ideas. 

    Definitely well ahead of his time. 

    I wonder what this world would be like if his idea of "free electricity" had been developed properly into a working system. 

    Well /conspiracy rant on/. maybe like the fella who invented the carburator that produced 50 MPG and Standard Oil bought him off and destroyed the prototype, maybe big business saw the free electricity thing as a threat?


    /rant off/

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    craigb
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    Re:Alternating Current 2011/12/16 10:27:36 (permalink)
    Unfortunately, through an inventor uncle (who came up with the first glass elevator design), I have information on several really cool ideas and most also have had encounters intended to stop the person from continuing rather than encourage them.  The oil and electricity fields make some people a lot of money...

     
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    Jonbouy
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    Re:Alternating Current 2011/12/16 12:44:39 (permalink)
    I invented Tesla.

    "We can't do anything to change the world until capitalism crumbles.
    In the meantime we should all go shopping to console ourselves" - Banksy
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    jamesg1213
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    Re:Alternating Current 2011/12/16 12:49:45 (permalink)
    Jonbouy


    I invented Tesla.


    Yes, but I invented you.

     
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    Ham N Egz
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    Re:Alternating Current 2011/12/16 12:51:04 (permalink)
    Jonbouy


    I invented Tesla.

    Which begs the question...... are you AC or DC???? or both???  or is there some leakage currant ?
    wire we asking these questions? it seems so cyclical ....

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    bitflipper
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    Re:Alternating Current 2011/12/16 13:00:23 (permalink)
    Tesla has been my hero since I first read up on him after a casual mention by my electronics instructor back in the 70's. 

    He got ripped off so often that in later life he became very secretive about his work. Some of his experiments were not duplicated until 30 years after his death, and some never have.


    All else is in doubt, so this is the truth I cling to. 

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    Starise
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    Re:Alternating Current 2011/12/16 13:14:18 (permalink)
      Tesla had a lot of really cool ideas. In theory I can't see how his wireless power could have worked. Maybe one day we'll get it. With our current technology, wireless electricity transmission would involve enough RF energy to microwave a small city. It would probably disrupt a lot of wireless communications too.

     His ideas of free electricity coming somehow from the cosmos have always fascinated me.... I just read that they(scientists) are ramping up a new particle accelerator and going for some big leaps in our knowledge of subatomic particles. I wonder what they will find?

     Imagine if we could capture and store lightening for power? I think I can attract it. but I draw a question mark after that.

     

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    Crg
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    Re:Alternating Current 2011/12/17 08:24:11 (permalink)
    His ideas of free electricity coming somehow from the cosmos have always fascinated me....

     
    Solar power. Just a basic application of the same principle. Some of Teslas experiments were just that, experiments. Some of which were too dangerous for widespread use and mass implementation. A large portion of his work was locked up for that reason. You have to remember that in his later years he was becoming quite insane. His genius is undeniable but often genius goes awry and becomes dangerous. The fight for ownership of his inventions most certainly drove him over the edge and killed him. The goverment should have set him up and given him a blank check.

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    SteveStrummerUK
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    Re:Alternating Current 2011/12/17 13:11:22 (permalink)
    Crg

    The goverment should have set him up and given him a blank check.

     


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    jbow
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    Re:Alternating Current 2011/12/17 14:34:10 (permalink)
    "Shocking!!!"  James Bond
     
    Things like A/C are pretty amazing. I am really amazed at the advances in technoogy in the last 150 years. We went from 1,000s of years of using horses, candles, oil lamps, runners, etc.. to nuclear weapons, intercontinental air travel, the internet (which I still don't understand at all... think about it. You can access anyone with a computer anywhere in the world in real time... it is amazing). Moore's law works but I think it is slowing down. We will know everything by December 2012.
    What is next? Access to more demensions, folding time and space, quantum physics... step from your bedroom in merry olde England right onto the great wall of China? Put on a suit and step from your backyard onto the moon? Seriously... 150 years ago who would have thought we would be talking like this... they called steamboats Fulton's Folly.

    How long until a true "walk around" 3d hologram replaces TV, then some form of holodeck?

    Yes, I am a dreamer but if you look at the progress in the 20th century and the way people thought about it before they actually saw it and used it... well, maybe I am not so much of a dreamer after all. It may even get where stem cell research cures almost every disease... except death. Could they figure a way to reverse aging?? Who knows? (Still a dreamer, but a darn good one!).

    I think I may put that on my "to watch" list. I just started reading the complete works of H.P. Lovecraft and have the latest Stephen Hunter book, Soft Target, on my Kindle, but I bet Tesla would be interesting. Thanks for the headsup!

    J
    post edited by jbow - 2011/12/17 14:36:16

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    bapu
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    Re:Alternating Current 2011/12/17 14:55:43 (permalink)
    This whole subject is electrifying.
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    Ham N Egz
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    Re:Alternating Current 2011/12/17 14:59:10 (permalink)
    Shocking, even more

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    bapu
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    Re:Alternating Current 2011/12/17 15:04:09 (permalink)
    Gave me a buzz
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    bapu
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    Re:Alternating Current 2011/12/17 15:05:22 (permalink)
    Crg

    ...often genius goes awry and becomes dangerous. 
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    post edited by bapu - 2011/12/17 16:37:07
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    bitflipper
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    Re:Alternating Current 2011/12/17 16:12:47 (permalink)

    If you are in or around Boston, be sure to check out the Van der Graaf generator at the Museum of Science. It's the largest one in the world still working, but generates only a fraction of the voltage Tesla was playing with. 


    post edited by bitflipper - 2011/12/17 16:15:19


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    craigb
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    Re:Alternating Current 2011/12/17 19:12:32 (permalink)
    A/C reminds me of most politicians.  It just can't figure out which way to go and changes its mind 60 times per second (well, in most of North America, 22 times in other areas and 50 times out where Strummy lives).

     
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    miguelito
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    Re:Alternating Current 2011/12/17 23:02:20 (permalink)
    In theory I can't see how his wireless power could have worked

     
    Wireless distribution of electricity has always been of keen interest to me...going back to the mid 90s. Around 5 years ago I read that Intel had in fact proved the concept and subsequent to that I saw a demo where a cell phone was recharged wirelessly. Pretty cool stuff methinks. Haven't heard much in the intervening years...maybe it's limited to low voltages.
     

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    The Maillard Reaction
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    Re:Alternating Current 2011/12/18 08:07:39 (permalink)
    My electric toothbrush does it.

    :-)



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    Crg
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    Re:Alternating Current 2011/12/18 08:55:36 (permalink)
    SteveStrummerUK


    Crg

    The goverment should have set him up and given him a blank check.

     



    Wow! He looks just like Kirk Douglas. Who knew?

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    Crg
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    Re:Alternating Current 2011/12/18 09:09:48 (permalink)
    miguelito



    In theory I can't see how his wireless power could have worked

     
    Wireless distribution of electricity has always been of keen interest to me...going back to the mid 90s. Around 5 years ago I read that Intel had in fact proved the concept and subsequent to that I saw a demo where a cell phone was recharged wirelessly. Pretty cool stuff methinks. Haven't heard much in the intervening years...maybe it's limited to low voltages.
     

    If you've ever smelled the air around one of those Van De Graff towers you would realize why it never got implimented. I remember the day the main switch was thrown at the Silver Hawk power plant. A very wide area was cleared. Electricity always seeks ground and humans make great one shot capacitors that offer less resistance to ground. It doesn't take much to kill you.
    Just imagine golfing in a lightning storm.

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    The Maillard Reaction
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    Re:Alternating Current 2011/12/18 09:22:19 (permalink)
    Not to quibble but I think Van De Graf's era was a bit later than Tesla's.

    Teslas towers were all dismantled prior to the invention of the Van De Graf.




    Personally speaking, I'd like to understand the relationship between the two better than I do.


    edit to add: this seems helpful: http://en.wikipedia.org/wiki/Tesla_coil




    best regards,
    mike


    post edited by mike_mccue - 2011/12/18 09:24:29


    #25
    Crg
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    Re:Alternating Current 2011/12/18 09:28:28 (permalink)
    Personally speaking, I'd like to understand the relationship between the two better than I do.

     
    Wouldn't we all Mike.

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    jbow
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    Re:Alternating Current 2011/12/18 11:47:40 (permalink)
    This led me to read some blogs/articles etc about the current state of scientific progress compared to that of the late 19th and ear 20th century. It does seem true that the west is, as far as grand things like space exploration, slipping into a "dark age". China on the other hand is moving ahead with space and deep space programsood for them! I applaud them. There was a project in the early 1970s to build a spacecraft capable of reaching one of the closest stars in a period of about 50 years so that those who started it would have some possibility of seeing it succeed, but it was never implemented. I think we should be working to send space craft to both Mars and Venus and that we should rather build some underground facility on the moon rather than the international space station.
    http://thevelvetrocket.com/2008/09/30/project-daedalus/

    http://thevelvetrocket.com/2008/09/28/taikonauts-china-reaches-for-the-stars-again/

    and as the author says in this...   http://thevelvetrocket.com/2010/03/17/nikola-teslas-wardenclyffe-tower-and-laboratory/      Where is our Nikola Tesla of today?

    Very interesting reading, thought provoking. It is sad that public sector social spending has throttled innovation and really hasn't acheived it's goal of social justice (whatever that is) at all.

    (Climbing down off box...) whew, this is interesting. I have never paid much attention to Tesla. I may get a biography. It should be interesting! Thanks for this thread. I shuld get a theramin at least.

    Julien



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    miguelito
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    Re:Alternating Current 2011/12/18 22:53:27 (permalink)
    My electric toothbrush does it.

     
    Yes and mine does too, along with a fantastic job cleaning my teeth.
    ;)
     
    However, the demo I was referring to had the cell phone in a different set of rooms than the 'charging station'. It really was rather thought provoking.
     
    Regards

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    RobertB
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    Re:Alternating Current 2011/12/19 02:15:27 (permalink)
    Mike, if you're not already aware of it, check out the powerhouse at Ames, Colorado.
    This was the first commercial application of AC in 1891.
    It's a fairly unimposing structure (the current one was built in 1905), but those of who know what it is, are kind of proud of the little bugger.

    We can all turn on our lights today because of what happened there.
    post edited by RobertB - 2011/12/19 02:19:53

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    The Maillard Reaction
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    Re:Alternating Current 2011/12/19 07:19:10 (permalink)
    Thanks Robert!


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