[sdiy] Re: Selecting Components

[Tonelismulas V]

1/4w vs 1/8 vs SMD...
Does the resistor mass have any relation to the resistor noise?
I mean, is 1W resistor (1K 1% metal film) noisier than a 1/8W
 (1K 1% metal film) one?

Maybe a stupid question... but always wonder about this.

Victor T

On 9/7/06, Ingo Debus <debus at cityweb.de> wrote:
>
> Am 06.09.2006 um 21:20 schrieb PLEASE-NO-CC-Roy J. Tellason:
>
> > On Wednesday 06 September 2006 03:03 pm, Ian Fritz wrote:
> >> At 12:37 PM 9/6/2006, Roy J. Tellason wrote:
> >>> No they're not,  they're too damn small!  The smaller the part
> >>> the more
> >>> difficulty I have with these large hands,  not to mention that it's
> >>> getting harder for me to see the damn things!
> >>
> >> Well, no argument on that part!  Also the colors always seem
> >> unclear, so
> >> you need a good strong light source to read them.
> >
> > Yeah,  that too...
> >
> > I have a magnifying glass sitting on my desk,  a slightly stronger
> > one sitting
> > in the drawer,  and a stronger one yet in a bag in there,  plus one
> > of those
> > illuminated magnifying lamps handy.
>
> I don't quite understand... are you talking SMD or leaded parts?
> I find that for leaded resistors the size of the body doesn't matter
> that much, I grab them by the leads anyway.
>
> Yes, colors of metal film resistors are often difficult to read, but
> I got a DMM with a nice big display :-)
>
> Ingo
>