Re: Ignition noise on AM radio

From: corky (corky@lankaster.com)
Date: Tue May 12 1998 - 15:23:01 EDT


Mike P Sykes wrote:
>
> I'm not sure about ignition, but if you got he Ram Air hood, you should
> try adapting the hoodliner from your old hood for the new hood (cutting a
> hole for the Ram Air of course=)) That might restrict some of the
> interferance you're getting, seeing as your antenna is mounted on the
> fender just like always, the motor is probably causing some kind of
> interferance in the frequency... happens with CB's too..... just my $0.02
> -mike sykes
>
> miggitymike@juno.com >or< mpsykes@erols.com
> 88V6LE3.55AUTO
>
> "You can't legislate morality......."
>
> On Tue, 12 May 1998 13:51:02 -0400 (EDT) Jon Steiger
> <stei0302@cs.fredonia.edu> writes:
> > I noticed that when I was driving around without a hood, I
> >could hear a ticking on AM radio stations. It is directly
> >proportional to the RPM of the engine, so I'm guessing it is
> >ignition noise. There's none when the hood is on though.
> >
> > I recently got a fiberglass hood, and I'm getting that
> >ignition noise; apparently the fiberglass isn't as good
> >at blocking it as the metal hood. Would new wires
> >(such as MSD SuperConductor 8.5mm) help to eliminate this?
> >
> >
> > -Jon-
> >
> > .--- stei0302@cs.fredonia.edu ------------------------------------.
> > | DoD# 1038, EAA# 518210, NMA# 117376, USUA# A46209, RP-SEL |
> > | '96 Dodge Dakota v8 SLT CC (15.34@89.10), '96 Kolb FireFly 447 |
> > `----------------------- http://www.cs.fredonia.edu/~stei0302/ ---'
> >
>
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The hood liner won't help. Need a metal screen and it must be grounded.
Chicken wire or other types of mesh secured under the hood should do it
if it is properly grounded. Corky



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