[RFI] 10 Meter OTH Radar(?)

Pete Smith N4ZR pete.n4zr at gmail.com
Mon Mar 6 11:04:34 EST 2023


OK, good to hear it wasn't local to me here.  It looked like a picket 
fence on my spectrum display, and I was glad when it stopped.

73, Pete N4ZR

On 3/6/2023 10:47 AM, nm8rmedic via RFI wrote:
> IARU Intruder Watch usually lists information about this signal. I believe it's regarded as an Iranian OTHR.  IW has a pretty dedicated bunch of observers around the globe. It's interesting to see their logs of signals that intrude in our amateur bands. I use their reports to help explain some oddities heard from time to time.ScottNM8RSent from my Verizon, Samsung Galaxy smartphone
> -------- Original message --------From: Larry K4AB<larry.k4ab at gmail.com>  Date: 3/6/23  10:17  (GMT-05:00) To: rfi<rfi at contesting.com>  Subject: [RFI] 10 Meter OTH Radar(?) K1TO wrote:>Who else noticed the on/off QRN about 100 khz wide and centered at roughly28650-29000 at various times?I certainly did.  A very broad, and loud, digital-sounding signal.  Myfirst guess was some sort of over the horizon radar system. Does anyonehave any information?If it is a type of "nation-state" system, I presume it would be verydifficult, if not impossible, to prevent it from using the amateur radiofrequencies.73,Larry K4AB_______________________________________________RFI mailinglistRFI at contesting.comhttp://lists.contesting.com/mailman/listinfo/rfi
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