Re: I need Tesla coil HELP PLEASE

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "rheidlebaugh by way of Terry Fritz <twftesla-at-qwest-dot-net>" <rheidlebaugh-at-zialink-dot-com>

Gary: do you want to be "mains resonant"? Yes you are correct the issue is
what is the voltage rating of the capacitors? Is he punching through his
capacitors by low rating and resonant peak voltage? we dont know.
  Rober  H

> From: "Tesla list" <tesla-at-pupman-dot-com>
> Date: Tue, 16 Apr 2002 17:37:04 -0600
> To: tesla-at-pupman-dot-com
> Subject: RE: I need Tesla coil HELP PLEASE
> Resent-From: tesla-at-pupman-dot-com
> Resent-Date: Tue, 16 Apr 2002 17:50:45 -0600
> 
> Original poster: "Lau, Gary by way of Terry Fritz <twftesla-at-qwest-dot-net>"
> <Gary.Lau-at-compaq-dot-com>
> 
> Robert, I have to disagree.  When using a 15/30 NST, a .005 uF cap is just
> about mains-resonant and a perfectly reasonable value to use.  Ten times
> that, or .05 uF, would be much too large for a 15/30 to power.
> 
> Back to the original question, I would have to ask just what kind of cap
> was used in the suspect MMC?  No voltage rating, dielectric type, or vendor
> part number was mentioned.  I assume that the .0053uF was the target value
> of the completed MMC, and that the individual caps were rated 0.15uF each?
> (0.15/28=.0053)
> 
> Gary Lau
> MA, USA
> 
> 
> 
> -----Original Message-----
> From:  Tesla list [mailto:tesla-at-pupman-dot-com]
> Sent: Tuesday, April 16, 2002 3:19 PM
> To: tesla-at-pupman-dot-com
> Subject: Re: I need Tesla coil HELP PLEASE
> 
> Original poster: "rheidlebaugh by way of Terry Fritz <twftesla-at-qwest-dot-net>"
> <rheidlebaugh-at-zialink-dot-com>
> 
> Andrew:  I am conserned with your capacitor size. o.0053 uF. I do not think
> any of my coils would function with that small of a cap. My coils nead 10x
> that size. I use both 15/30 and 15/60 NTS  to power my coils. Check your
> capacitor size to see if you posted it correctly. 5nF is quite small.
> Robert  H
> 
>> From: "Tesla list" <tesla-at-pupman-dot-com>
>> Date: Mon, 15 Apr 2002 23:04:50 -0600
>> To: tesla-at-pupman-dot-com
>> Subject: Re: I need Tesla coil HELP PLEASE
>> Resent-From: tesla-at-pupman-dot-com
>> Resent-Date: Mon, 15 Apr 2002 23:15:23 -0600
>> 
>> Original poster: "Chip Atkinson by way of Terry Fritz <twftesla-at-qwest-dot-net>"
>> <chip-at-pupman-dot-com>
>> 
>> I think the first thing then is to try to get the mmc cap to work.  Find
>> out what the problems are before proceeding with another one.
>> 
>> A lot of the trouble you may be having could be due to your soldering
>> technique.  Also, if your soldering iron/gun is too small, you'll end up
>> melting your components before you get the wires hot enough to solder.
>> You should make sure the solder wets the ends of the wires.  Also, do you
>> have them wired properly?  If you made a mistake and accidentally wired a
>> cap to itself and essentially broke the string, you won't have a working
>> cap. 
>> 
>> The MMC caps are pretty darn good.  I'd suggest getting it working rather
>> than using doorknob caps.  They have a rather bad reputation for extended
>> usage.  
>> 
>> Have you tested the cap separately, out of the tank circuit?
>> 
>> Chip
>> 
>> On Mon, 15 Apr 2002, Andrew Robinson wrote:
>> 
>>> Ive tried the following: Plate, bottle, and MMC capacitor. All have failed.
>>> My newest cap was a hundred dollar MMC and it didn't work! It looks like
>>> crap. Hint, im not great at using an iron! What do I do? Im looking into
>>> building a capacitor from doorknob caps so the connections will be easier.
>>> Her is the specs of the current cap:
>>> 
>>> 0.0053 uf
>>> 28 caps per string
>>> 1 string
>>> 15/30 trany
>>> 
>>> If you can help me, please e-mail me back at this address- Poofyman-at-msn-dot-com
>>> 
>>> Thanks, Andrew
>>> 
> 
>