> Are magnets feasible ?

> The outside knob could be on a spindle (eg a bolt through
> a sealed hole). On the underside of the knob is a magnet
> which drags a magnet on the inside of the enclosure. This
> perhaps closes a knife switch or microswitch for the ground
> of each circuit. I'm sure with rare earth magnets and a bit
> of Teflon this could work

> Now tell me it's a steel box ;-)


Currently, although it doesn't HAVE to be.. just needs robustness.
Magnets.. I would have never thought of that. Got some ingenious
bastards here 'avn't we... I shall put it on the suggestions list. Thank
you very much

Steve

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