Re: [EE] NE2 ignition voltage in an electric field

Richard Prosser <[email protected]> Fri, 7 Nov 2025 20:12:45 +1300
Newsgroups gmane.comp.hardware.microcontrollers.pic
Message-ID <CAEBHKacnDWDBQE90OoqUGg_NyGeseR5cZo0hBa29FXhH-e4ZKA@mail.gmail.com>
Was it a static electric field or RF?
I've seen antenna checked using a fluorescent tube to see where the voltage
maximises, but with a shorted neon bulb in a static field I can't figure
it. If it's an RF field, then wire inductance and the magnetic component
would be a factor.
I've heard that the striking voltage for NE2 bulbs was about 95V, dropping
to ~45V once current is established.
If you can replicate it, you should be able to measure the striking &
maintaining voltage using a DC supply.

RP

On Fri, 7 Nov 2025 at 11:23, David VanHorn <[email protected]> wrote:

> I have no idea what the pressure is.  I can estimate the electrode distance
> through the curved glass.
> But this assumes the electrodes have some voltage difference. Here the
> electrodes are shorted, so no real delta.
>
> On Thu, Nov 6, 2025 at 2:29 PM Alan Pearce <[email protected]>
> wrote:
>
> > You probably need to look at Paschen Curves,
> > https://en.wikipedia.org/wiki/Paschen%27s_law
> >
> >
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