[TowerTalk] 12V transient/noise filtering?

[Chuck Dietz]

Amazon sells “automotive noise filters”

Chuck W5PR

On Tue, May 11, 2021 at 11:47 AM Lux, Jim <jim at luxfamily.com> wrote:

> I'm looking for an off the shelf transient/noise filter for 12V (yeah,
> 14.4 or 13.8V)
>
>
> The application is that there's motors and relays running off the 12V
> bus, which is noisy, but I have stuff needing a cleaner 12V and 5V
> (getting 5V from 12V is easy with automotive USB power widgets).
>
> Ideally with power pole connectors.
>
>
> I could design something with LC and back to back Zeners, etc. but I
> would rather just buy something.
>
>
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