Re: FIRST LIGHT FINALLY!

To: tesla-at-pupman-dot-com
Subject: Re: FIRST LIGHT FINALLY!
From: "Malcolm Watts" <malcolm.watts-at-wnp.ac.nz> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
Date: Tue, 21 Mar 2000 16:33:00 -0700
Approved: twftesla-at-uswest-dot-net
Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

HI Fucian,
                Congratulations on "joining the club".


> Original Poster: Fucian-at-aol-dot-com 
> 
> Hi all,Im sure you all know me and my anoying questions about coils but I 
> finally got my coil to work!It only puts out about 6 inch sparks and is loud 
> as ____!Can anyone help me increase the spark output?Here are the specs so 
> far------3by15inch secondary wound on a cardboard mailing tube wound with 
> 24awg wire.690 turns and sealed with many coats of polyurathane.----The 
> primary is a flat spiral wound on a birch wood board.It is 1/4 inch copper 
> tubing and is 11 turns.It is secured with many tie wraps tied over the 
> tubeing where normal supports would go.---the capacitor is 3 1liter wine 
> bottle salts.------the spark gap is only two bolts screwed in a pvc 
> pipe.(need a new kind as it now is melted!)-----and finaly the power supply 
> is a 9000 volt30ma nst and no protection.The toplaod is a small ,very small 
> homemade one made from 2 plastic throwaway bowls.

Starting point is obviously a better gap. Next thing is to build a 
decent capacitor (MMC) if you can afford it. You won't be 
disappointed if you do it properly.  Next thing is a larger topload 
(along with which will be needed more primary capacitance and/or 
primary turns to maintain tune). 

Regards,
Malcolm