On Mon, 13 Dec 2004, William Donzelli wrote:
In a few
bulbs, if the geometry is right, they will magically turn into
very low power magnetrons.
EEK! Cool! electromagnetic whistles!
I shudder to think how this effect was discovered... talk about
heisenbugs! Imagine some poor microwave receiver person trying
to find a loss of sensitivity, birdies, spurious output... and
finding out it's some goddamn FRONT PANEL LIGHT BULB!
... which would, of course, magically cure itself when you approached the
unit, because the capacitance from the bulb to your hand would kill the
oscillations.
Gordon.