[TCML] Need Help Troubleshooting My First TC
jimlux at earthlink.net
Mon Mar 29 05:17:55 MST 2010
Wm A Tickhill wrote:
> I Am A Dedicated Gadgeteer With Several Projects Under My Belt ( Tebuchet -
> Babington Burner - Sundry Gadgets ) Yet I Am New To The High
> Voltage Hobby/Obsession. After Building A Jacobs Ladder, And A Plasma Globe,
> I Began My First Classic TC.
> The Basic Specs
> 15/20 NST With Safety Gap
> .375 Copper Electrode Adjustable Spark G
> .005uF Wound Poly/Foil In 4" PVC Tank Cap
> Primary Coil 12.5 Turns Of .25" Tubing With .5" Spacing Between
> Secondary Coil 3.5" Diameter 18" Height With #26
> Top Load 5" X 12" Toroid ( dryer duct/foil tape )
> MY PROBLEM > When I Power My NST And Spark Gap Alone, It Works Well - Draws
> An Arc .005" To .5" HOWEVER When I Connect It To The Primary Coil/ Tank Cap
> The Spark Gap WILL NOT FIRE. Out Of Desperation I Swapped Out The NST For An
> OBIT I Had, I Got The Same Result. Out Of Greater Desperation I Swapped Out
> The Tank Cap With A Grossly Underrated HID Lighting Cap, Still The Same
> Result. No Matter What I Do, If I Connect The Primary Coil/ Tank Cap, The
> Spark Gap Will Not Fire.
The HID lighting cap is probably not particularly useful.
What's the wiring diagram for your primary? Is the spark gap across the
NST and the primary coil and C in series? or do you have the C across
the NST, with the spark gap and primary in series?
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