I would suggest unplugging the charger for the battery and see if that
helps. It's a simple thing to do, doesn't require disabling the security
system, and is a very likely candidate for the source of the RFI.
On Wed, Feb 18, 2026 at 9:01 AM <rfi-request@contesting.com> wrote:
> 1. Re: ADT security system noisy? (john@kk9a.com)
>
>
> ---------- Forwarded message ----------
> From: <john@kk9a.com>
> To: <rfi@contesting.com>
> Cc:
> Bcc:
> Date: Tue, 17 Feb 2026 22:20:15 -0500
> Subject: Re: [RFI] ADT security system noisy?
> It is pretty easy to unplug the alarm and disconnect the battery terminals.
> This will cause a temporary communication error with their monitoring
> system
> and ADT will probably notify the contact person of the error by the app or
> text. I have not noticed any RX RFI from any alarm system although decades
> ago I had one that did not like transmitted RF.
>
> John KK9A
>
> ...
>
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