Phil,Since I've never tested it, I can't say for absolute certain, but I would expect the white dust to represent an oxide product of the electrodes, which would almost certainly be non-conductive.
Dave On 11/9/2013 11:27 AM, Phil Tuck wrote:
All, Does anyone know for fact if the fine white dust that you find around a rotary spark gap, from the ablation of the electrodes, is actually conductive? One supposes it is, but logic and reality can be differant. Regards Phil T
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