> -----Original Message-----
> From: Russell McMahon [SMTP:apptech@PARADISE.NET.NZ]
> Sent: Tuesday, October 22, 2002 9:07 AM
> To:   PICLIST@MITVMA.MIT.EDU
> Subject:      Re: [EE]:  Winding inductor for 2 trans. LED blinker
>
> > > Huh?? So if you have an oscillator where the
> > > inductor is the timing component and you double
> > > the inductance the freq does what?
> > > -Roman
>
> > Reduces by a factor of the square root of 2. e.g. Fnew =  Fold / 2^0.5
>
> You may have to specify HOW the inductor is being used to answer that
> properly.
> For an LC oscillator f 1/(2.Pi.sqrt(LC))
> For an LR oscillator f = R/L
> While an "LR" oscillator is a less normal concept it's entirely doable,
> especially  with a little help  from electronics.
>
>         RM
>
I imagined that for an accurate maeasurement system you would require as
high a Q as possible, so I ASSumed an LC oscillator :o)

Regards

Mike

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