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Re: barium titanate doorknob caps



Original poster: "by way of Terry Fritz <twftesla-at-uswest-dot-net>" <uncadoc-at-juno-dot-com>

Hi Gary, I agree with you, the Barium post did indeed get tedious.  Lets
make better homebrew caps!  Let us move on!   Al.

On Sun, 22 Apr 2001 19:48:34 -0600 "Tesla list" <tesla-at-pupman-dot-com>
writes:
> Original poster: "Lau, Gary by way of Terry Fritz 
> <twftesla-at-uswest-dot-net>" <Gary.Lau-at-compaq-dot-com>
> 
> Hi Al:
> 
> Please don't cast me as a sinister conspitator.  My goal was not to
> "outlaw" or stiffle discussion on new or different means of making
> capacitors, but simply to point out that the NUMEROUS posts on the 
> topic
> of whether Barium is poisonous had just been rehashing the same
> speculation, over and over.  I suggested ending the thread not 
> because I
> viewed ceramic caps as inferior, but because the specific discussion 
> of
> whether barium was poisonous was going nowhere useful.  I suggested 
> no
> action on any other aspect of ceramic cap threads.
> 
> Beyond that, I must also admit to being highly skeptical about the
> feasibility of a DIY ceramic cap.  I suspect that attempting to 
> build
> one's own ceramic caps in a microwave oven out of red clay that is 
> dug
> up from your back yard, is not likely to pan out.  There is a very 
> good
> reason that new, commercial Bariusm Titanite caps cost hundreds of
> dollars each.  The equipment needed to make such devices is surely
> specialized and expensive, manufacturing tolerances must be very 
> tight,
> material composition must be very pure, etc.  What makes you think 
> there
> is Barium Titanite in your red clay?  You must live in a very toxic
> neighborhood.
> 
> This List is read by people of all levels of experience.  I am 
> concerned
> when I see well-meaning people suggesting things that I believe may 
> be a
> waste of other's time and money.  This is why I suggest MMC's over
> poly/Al caps.  I have built both and there is no doubt which is less
> work, more durable, cheaper, neater, and more compact.  I think the 
> List
> benefits from such direct experience more-so than from idle 
> speculation.
> But both are welcome and no one is outlawing anything.
> 
> You are quite welcome by me to relate your ceramic cap exploits to 
> the
> List.  I just may get a little cranky if the same thing is rehashed 
> in
> twenty posts.
> 
> Regards, Gary Lau
> MA, USA
> 
> 
> 
> Original poster: "by way of Terry Fritz <twftesla-at-uswest-dot-net>"
> <uncadoc-at-juno-dot-com>
> 
> Hello Gary and Moderator.  Gee whiz, I thought that trying to 
> fabricate
> ones own capacitors was a real winner for the Tesla list.  
> Regardless of
> the composition of the capacitor.  Did you cut folks off when they 
> were
> fabricating caps of aluminum and plastic? Or any other versions of 
> home
> brewed caps???    Hey, I am just trying to learn something here, and 
> the
> barium caps, and my own attempt to fabricate a home brew version of 
> it
> have now been cut off???  Why?   It is good to get feedback from 
> list
> members on the hows and whys and possible dangers of trying to 
> fabricate
> a homebrew cap.   I consider this valuable input, since list members 
> are
> applying their expertise to the idea of manufacturing ones own clay 
> and
> conductive plate cap.   And now you cut the thread just because you 
> and
> Gary Et Al are convinced that there can be no better cap than your
> MMC's?
>  My idea was to condense and nuke/bake a red clay/copper type of cap 
> on
> a
> larger scale, (like a small cookie sheet size)....Sorry to see that 
> you
> have closed your minds to an entirely different way of building your 
> own
> caps.  The chemical warnings posted by the list members are no 
> different
> than a aluminum dust warning when fabricating a cap from aluminum.  
> It
> would appear that you are afraid of or do not understand the
> ceramic/glass microwave fusion process,  for if you did, you would 
> not
> have cut this thread off.  Look, Maybe I am wrong in my idea about
> capacitor fusion, but that should not let you eliminate others that 
> may
> have some knowledge of glass/ceramic fusion from posting to the 
> list. 
> Hey, look , a lot of members of the list post about using microwave
> tranny's for their coils.  So should homebrewed microwaved clay
> capacitors be outlawed???? You are doing yourself a great 
> disservice.  
> Be not in such a hurry to cut off a thread, for it may have some 
> value
> in
> a way that is yet to be understood.   Or is this list to be 
> interrupted
> on the whim of one member, when others may see a greater value on
> continuation of the thread?????     And I now address this to Gary 
> Lau,
> why is this thread so tedious???  Probably because it contains no
> content
> of MMC's is my guess.     Al.  
> 
> On Sun, 15 Apr 2001 19:50:22 -0600 "Tesla list" <tesla-at-pupman-dot-com>
> writes:
> > Original poster: "Lau, Gary by way of Terry Fritz 
> > <twftesla-at-uswest-dot-net>" <Gary.Lau-at-compaq-dot-com>
> > 
> > Can we just summarize by saying "don't eat your capacitors", and 
> > please
> > end this very tedious thread?!
> > 
> > Gary Lau
> > 
> > 
> > 
> > 
> > 
> > 
> 
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> 
> 

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