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James Sweet James Sweet is offline
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First recorded activity by BoatBanter: Oct 2006
Posts: 81
Default LED in-line spark tester

edolo wrote:
James, sounds like a good idea ... & sample of glow in:
http://www.giangrandi.ch/electronics/neon/lamps.html
What resistance would you suggest?
Might be easy to enclose in a ballpoint pen case.
alp



You shouldn't need a resistor, in fact you might not even need to
connect it directly, holding it near the plug wire it may pick up enough
energy to glow.