On Wed, 02 Jan 2008 23:44:28 -0000, hjsheff wrote
> Hello group
>
> I am on the road to help the NASG with the Sacramento Worlds
> Greatest Hobby show and I ran into a problem trying to buy
> resistors. I stopped by the local train shop and bought some
> 1.5 volt 30mA 1.2mm dia. incandescent bulbs but they didn't have
> any resistors for them. The local electronic supply house couldn't
> tell me what resistors to use to reduce the 14 volt supply to the
> 1.5 volt bulb. This is for a PBL Heisler I am painting and
> converting to dcc.
>
> I would appreciate any help that someone may give to know what
> resistor to purchase or where I can find a chart to find out. The
> store guys got into Ohms, wattage needed and other techno speak that
> I couldn't relate to. They sold me a 1/4 watt1.2Kohm 2% that didn't work.
>
> Howard Sheffield
>
Hi Howard,
Google the Web for LED's and resistors. There are resistor calculators out
there. You already know the milliamperage draw and what you want the final
voltage to be.
I know, I use them all the time for my lighting problems in S scale trains.
There was my S scale content.
cheers,
Andy Malette
www.mlwservices.ca
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