> -----Original Message-----
> From: Jinx [SMTP:joecolquitt@CLEAR.NET.NZ]
> Sent: Tuesday, June 11, 2002 2:39 PM
> To:   PICLIST@MITVMA.MIT.EDU
> Subject:      Re: [EE] Phase control dimming on a cheap pic
>
> > How about this for a whacko idea, rectify lighting
> > circuit to DC in the switchboard, then use a PIC
>
> I'll reply to this later but here's something I just thought of -
>
> Probably the most common users of high wattage DC
> bulbs would be vehicles. Are there any comparable stats
> for car lights blowing in same way that we seem to
> have experience for mains bulbs ? As I ride around it
> appears to me that almost all cars have a full set of lights
> yet I know plenty of people that are forever changing
> house bulbs
>
> Don't know if that's just a "so what ?" question. So what
> if it is ? ;-)
>
Low voltage lamps are far more robust than high voltage ones, simply because
the filament in high voltage lamps has to be made very thin and long to get
the required resistance.

Cheers

Mike

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