Aluminum electrodes would vaporize pretty quickly.
On Thu, Apr 17, 2014 at 6:20 AM, Jim Lux <jimlux@xxxxxxxxxxxxx> wrote:
> David Boyle wrote:
> I'm designing an srsg with an 7" phenolic disc and 4 tungsten points
> spun at 1800rpm by a half horse motor modified to be synchronous. Our
> transformer is 10Kv at 60ma. However a member of my team thinks that a
> rotary spark gap can be easily made from a distributor cap and rotor
> from a car. Is this possible?
>
> you can try.. but I'm not sure it will work very well. A distributor is
> designed more like a rotary switch: it doesn't carry any high voltage
> except when the rotor is near one of the electrodes. That is, it doesn't
> make and break the HV.
>
> If you search the archives, I'll bet someone has tried it, though.
>
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