[Harc] Fe: static...Re: Static noise help

Daniel Eaton dre3neato at gmail.com
Fri Apr 2 14:50:07 CDT 2021


Hi A.

Does the ticking change with engine RPM?

Dan’s Auto Electric on Broadway may be able to help.

D    KB6DE

On Fri, Apr 2, 2021 at 11:36 AM Anthony Wiese via Harc <
harc at humboldt-arc.org> wrote:

> Thank you all for the responses.  I hope we're not annoying about with
> this "Group Chat."  I did the portable radio trick this morning.  I tuned
> to an FM broadcast frequency where I most solidly heard the noise.  I moved
> the radio around the engine compartment and then around the inside and
> outside of the car with no noticeable gain or loss of the the "ticking."
> All for now, just wanted to give all you helpers an update.
> Thank you!
> A
>
> On Wednesday, March 31, 2021, 9:57:53 PM PDT, Richard Sweet via Harc <
> harc at humboldt-arc.org> wrote:
>
>
> Sometimes it helps to be sure that all the body panels are well bonded to
> each other. Such as the hood to the body etc.
>
> Rich Sweet, WB6MYF
> On 3/31/2021 9:20 PM, Anthony Wiese via Harc wrote:
>
> Wonderful advice, all. Thank you very much. Will try Mark’s idea tomorrow
> PM and report my findings.  Attached is a short video of the symptoms.
> A
>
>
>
>
> Sent from my iPhone
>
> On Mar 31, 2021, at 20:00, JAMES FALLS via Harc <harc at humboldt-arc.org>
> <harc at humboldt-arc.org> wrote:
>
> 
>
> My 2 cents: in the Old Days, there was a noise suppression capacitor
> attached to the distributor, If I recall correctly. Maybe something
> associated with whatever ignition Black Box is in your rig. They worked in
> my old analog ignition Mazda Pick up.
>
> Maybe a common mode choke on your antenna lead?
>
> Jim Falls
>
> On Mar 31, 2021, at 19:06, Daniel Eaton via Harc <harc at humboldt-arc.org>
> <harc at humboldt-arc.org> wrote:
>
> 
> Hi A
>
> I would follow Mark’s advice. I am betting on degraded spark plug wires.
>
> 73, Dan KB6DE
>
> On Wed, Mar 31, 2021 at 2:50 PM Anthony Wiese via Harc <
> harc at humboldt-arc.org> wrote:
>
> Hello All,
>   Looking for a little help diagnosing a noise in my mobile and broadcast
> radio.  It's a "static" type noise that relates to my engine RPM.  It seems
> to be getting progressively worse.  I hear it when I open the squelch on my
> mobile and on some freqs of my FM broadcast radio.  My mobile radio is
> connected directly to the battery.  Today I changed the alternator hoping I
> would luck out.  I don't know how old it was and it wasn't going to be hard
> to replace so I went in that direction.  No joy.  The spark plugs aren't as
> easy to get to in this V-6 so I didn't do that first.  Perhaps spark plug
> wires next?
> Thanks for any insight you might send my way.
> Cheers,
> Anthony
> 951-623-3400
>
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