Voltage does not "pass" through a resistor, current passes through a resistor.
When
current passes through a resistor, voltage is "dropped" across the resistor,
thus
reducing the available voltage from the supply by whatever is dropped across the
resistor.
It's all explained at
http://members.tripod.com/~oltruck/elec/basicdc.htm
Bill Bailey
1957 Chevrolet 3100
http://members.tripod.com/~oltruck
billb@gamewood.net
ADvent@thuntek.net wrote:
> The resistor reduces the available voltage frpm passing through it. I will
>think
> awhile and i hope I can remember the formula to figure out what resistor you
> need. It is much cheaper to go to Radio Shack for the resistor.
>
> Deve Krehbiel wrote:
>
> > An alternative to stepping down the 6 volt heater motor, and then the fan
> > runs much slower than original, is to replace the motor with a 12 volt
> > motor. Most auto parts places or Grainger can get a motor that fits right in
> > (with the exception of having to shorten the shaft). I dunno why the fan
> > runs slower when its stepped down, but I hear this is common.
> >
> > Deve
> > 50 3100
> > 49 3600
> > www.speedprint.com/Deves50/index.html
> >
> > ----- Original Message -----
> > From: "dph55@pdq.net" <dph55@PDQ.net>
> > To: <oletrucks@autox.team.net>
> > Sent: Tuesday, April 18, 2000 1:57 PM
> > Subject: [oletrucks] 12 to 6 volt heater resistor
> >
> > > Do the dropping resistors for running 6 volt heater motor in 12 volt
> > converted
> > > trucks get wired in series with the fan or parallel?
> > >
> > > Dave Handley
> > > 51 GMC 5 window
> > >
> > >
> > >
> > > oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
> >
> > oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
>
> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
--
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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