My thought too Grant, don’t know if you read the article but they claim they
came up with a solution but the filters added too much weight along with extra
cost.
Think they are leaning toward eliminating am radio from the EV’s.
Les
KU4F
Sent from LTC
> On Nov 7, 2018, at 11:57, Grant Saviers <grants2@pacbell.net> wrote:
>
> Shouldn't cars be required by the FCC to conform to Class A or B limits?
> After all, they are a large collection of computers with some wheels attached.
>
> Something ARRL ought to pursue. It's not rocket science to solve this, only
> $ of manufacturing cost.
>
> Grant KZ1W
>
>> On 11/7/2018 8:36 AM, Les Cockram wrote:
>> Front page article in today’s WSJ concerning am radio rfi in EV vehicles.
>> Find an easy cure and you will a rich person.
>>
>> Sent from LTC
>>
>>
>>> On Nov 7, 2018, at 11:29, David Eckhardt <davearea51a@gmail.com> wrote:
>>>
>>> Electronic 'mosquitoes' (RFI producers) make wonderful objects for target
>>> practice....
>>>
>>> Dave - WØLEV
>>>
>>>> On Wed, Nov 7, 2018 at 4:41 AM Mike NA6MB <na6mb.mike@gmail.com> wrote:
>>>>
>>>> I vote hammer !
>>>>
>>>> NA6MB
>>>>
>>>>
>>>>
>>>>> On 11/6/2018 7:30 PM, donovanf@starpower.net wrote:
>>>>> From: "Sam Josuweit" <samjos@epix.net>
>>>>> To: topband@contesting.com
>>>>> Sent: Wednesday, November 7, 2018 2:15:35 AM
>>>>> Subject: Topband: Bizzare EMI Story
>>>>>
>>>>> So after taking a few years off from radio, over the summer I decided to
>>>>> rebuild my station and antennas and get back on the air. Was doing fine
>>>>> until a few weeks ago, my noise level was S9 on 80 meters. Using a
>>>> beverage
>>>>> it was ok but on my TX antenna it was 120hz hash. I tried everything to
>>>>> locate the source, unplugged computers, Directv, DSL modem, freezer you
>>>> name
>>>>> it, checked my entire ground system, it still was there. To make matters
>>>>> worse after listening to it on AM I noticed I could hear the local NOAA
>>>>> Weather radio station, which is on 162.55 MHZ FM! Now the local
>>>> transmitter
>>>>> for NOAA is on the next mountain over and line of site with my remote
>>>> QTH,
>>>>> but 162MHZ to 3.7MHZ?? This really had me stumped, and I was just about
>>>> to
>>>>> give up. I have an old farm house and don't have too many power outlets,
>>>> but
>>>>> I realized I missed checking the one in our bedroom, and there sits my
>>>> NOAA
>>>>> weather alert radio. Unplugged it and the hash was gone. Since these
>>>> radios
>>>>> monitor constantly for alerts, they must just mute the audio when not in
>>>>> use. Apparently something in the radio power supply failed causing the
>>>> power
>>>>> noise, which was then getting modulated by the muted audio. This was
>>>>> propagating thru my whole electrical system. I'm just glad I found it.
>>>>> Debating if I should take a look at the weather radio or smash it with a
>>>>> sledge hammer.
>>>>>
>>>>> Sam (N3XZ)
>>>>>
>>>>> _______________________________________________
>>>>> RFI mailing list
>>>>> RFI@contesting.com
>>>>> http://lists.contesting.com/mailman/listinfo/rfi
>>>> --
>>>> Thanks,
>>>> Mike
>>>> NA6MB
>>>>
>>>> _______________________________________________
>>>> RFI mailing list
>>>> RFI@contesting.com
>>>> http://lists.contesting.com/mailman/listinfo/rfi
>>>>
>>>
>>> --
>>>
>>> *Dave - WØLEV*
>>> *Just Let Darwin Work*
>>> *Just Think*
>>> _______________________________________________
>>> RFI mailing list
>>> RFI@contesting.com
>>> http://lists.contesting.com/mailman/listinfo/rfi
>> _______________________________________________
>> RFI mailing list
>> RFI@contesting.com
>> http://lists.contesting.com/mailman/listinfo/rfi
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