[RFI] RFI to Automobile Remote

[Dan K2YWE]

Thanks, Keep the info coming.
My son did my suggested "body DF" with the fob and found an apparent
direction of incidence. I will explore it later this week.

73, Dan


On Wed, Jan 6, 2021 at 2:02 PM Jim Brown <jim at audiosystemsgroup.com> wrote:

> On 1/6/2021 10:22 AM, Gary Johnson wrote:
> > US keyfobs operate at 315 MHz. For direction finding, an HT and a
> hand-held Yagi for 430 MHz would probably be ideal since the offending
> source apparently has lots of energy in the UHF range.
>
> To clarify the advice, this works for impulse noise (arcing) that is
> typical of power line noise, neon signs, and doorbell transformers. Yes,
> but listen on 430 MHz, where the Yagi is directional, not on 315 MHz,
> where it's directivity is undefined. :)
>
> 73, Jim K9YC
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