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[RFI] New Unidentified Noise

To: rfi@contesting.com
Subject: [RFI] New Unidentified Noise
From: Tony <dxdx@optonline.net>
Date: Fri, 13 Jul 2018 15:57:11 -0400
List-post: <mailto:rfi@contesting.com>
All:

Noticed a new wide-band noise that seems to span from 12 MHz to 50 Mhz. The rapid pulse sounds sounds similar to car ignition RFI and appears to have a square wave pattern. I receded a video of the noise using an SDR Dongle and was wondering if someone might recognize it.

Video Link: https://www.youtube.com/watch?v=7WVyZFGdtKQ

The noise is coming from one direction and the device creating the noise seems to have ham-band filtering to some degree i.e., there's a lot more noise out of band than in-band on HF. It's a different matter on VHF though: it's pretty strong in-band on 50 MHz.

Any help would be appreciated.

Tony -K2MO

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