In article ,
Bob Eager wrote:
Funnily enough, as I mentioned to adder, it does light up if you touch
it on a genuinely live conductor - even if you don't have a finger on
the end!

It doesn't require much leakage for the neon to light.

If it's a red light it's likely one of those volt stick devices which is
active in operation. It has a small amp built in. With these you really do
need to read the instructions.

--
*Bigamy is having one wife too many - monogamy is the same

Dave Plowman London SW
To e-mail, change noise into sound.