[Icom] Spark Plug Noise on F150

Sat, 29 Jun 2002 16:27:22 -0700

For all:
You might do well to go to the RFI reflector and to [email protected], you may
fine it may be coming from the fuel pump.
Lee

At 04:31 PM 6/29/02 -0700, you wrote:
>Hi Rick. Sounds like you've done all the normal stuff, your comment that
>the noise is the same with the hood open or closed sounds like "maybe" the
>hood ground thingy isn't making a good contact to the hood, on Fords it
>usually looks like a small copper color cheese grater and is located near
>the firewall, or it might be a ground strap, obviously it's hard to see it
>from hear, hi, hi, good luck, Ken
>
>
>--- Rick Robinson <[email protected]> wrote:
>> I am having a good bit of spark plug noise come in on my radio and I
>> would like to hear from those who have solved or reduced the intensity.
>> Here is what I have and what I have done.
>> 95 Ford F150 with the 300ci straight six and manual tranny.
>> Icom 706MKIIG/with amps for 2&432
>> Par omnis for 6,2,&432 and an sgc230 and sgc303 whip bumper mtd.
>> LMR 400 cable.
>> 
>> I have cleaned the battery grounds and grounded the tailpipe with strap.
>> New Ford OEM plug wires and Autolite platinum plugs.
>> Better quality (copper inserts) cap and rotor button.
>> New radio suppression condensor at coil.
>> 
>> The plug noise is only present when the ant. is connected.
>> HF is worse than V/UHF. 
>> Opening or closing the hood makes little or no difference.
>> 
>> I would like to stop the noise at the source which essentially is the
>> plugs and/or the wires.
>> I would mainly like to hear from those with the same type vehicle or
>> motor who have 
>> addressed this problem before.
>> Spark plug testimonials.
>> Plug wire testimonials, Yes I have heard of Magnacor wires but have they
>> really worked on this 
>> motor? And with what plugs? A lot of money to experiment with on
>> wires($100).
>> Contrary to most beliefs the noise blanker in my 706 works well on my
>> spark plug noise
>> on most all bands, but I want the noise out before the blanker.
>>  
>> I welcome all advice and comments and I think this will be a good thread
>> for all of us 
>> to learn something from our collective experiences.
>> 
>> Many thanks to all, 73 and see you on the radio.  Rick  K8DXN
>> ----
>> Your Moderator: Dick Flanagan W6OLD, [email protected]
>> Icom FAQ: http://www.qsl.net/icom/
>
>
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