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1. [RFI] How very interesting... (score: 1): Author: Dave Cole <dave@nk7z.net>; Date: Thu, 25 Aug 2016 03:59:25 -0700; Hi, Just thought I would share this with the collective group, because it seems so interesting... I took an SDRPlay, and set it to something like 2 MHZ wide, then pointed that at the 40 meter band, a; /archives//html/RFI/2016-08/msg00135.html (7,993 bytes)
2. Re: [RFI] How very interesting... (score: 1): Author: Dave Cole <dave@nk7z.net>; Date: Thu, 25 Aug 2016 04:06:27 -0700; It seems attachments are not allowed, so go here: http://nk7z.net/rfi-visulation/ to see the graph... -- 73's, and thanks, Dave (NK7Z) For software/hardware reviews see: http://www.nk7z.net _________; /archives//html/RFI/2016-08/msg00136.html (6,730 bytes)
3. Re: [RFI] How very interesting... (score: 1): Author: Larry Benko <xxw0qe@comcast.net>; Date: Thu, 25 Aug 2016 08:16:53 -0600; Dave, No Sh-t Sherlock!! This was a comment a guy I used to work with would say when someone touted something that was blatantly obvious! I have also felt this way for a few years. I built an active; /archives//html/RFI/2016-08/msg00137.html (9,692 bytes)
4. Re: [RFI] How very interesting... (score: 1): Author: Robert Nobis <n7rjn@nobis.net>; Date: Thu, 25 Aug 2016 07:26:05 -0700; Hi Dave, I have been considering getting an SDRPlay or equivalent for some time now. This plot convinced me it would be a good tool for hunting QRM & QRN. Thanks and 73, Bob Nobis - N7RJN n7rjn@nobis; /archives//html/RFI/2016-08/msg00138.html (9,128 bytes)
5. Re: [RFI] How very interesting... (score: 1): Author: Dave Cole <dave@nk7z.net>; Date: Thu, 25 Aug 2016 07:42:01 -0700; Glad it was of some help for you. I used HDSDR, and set it to slow updates. I did a careful setup, and a few tests to insure I was showing the most data possible. I tend to use B/W as it shows mor; /archives//html/RFI/2016-08/msg00139.html (8,035 bytes)
6. Re: [RFI] How very interesting... (score: 1): Author: Dave Cole <dave@nk7z.net>; Date: Thu, 25 Aug 2016 08:09:19 -0700; Not sure how to take the above... As humor or sarcasm... Rather than look at things in real-time I wanted to be able to see them over long time periods and frequencies, so I could characterize an ar; /archives//html/RFI/2016-08/msg00140.html (11,848 bytes)
7. Re: [RFI] How very interesting... (score: 1): Author: Robert Nobis <n7rjn@nobis.net>; Date: Thu, 25 Aug 2016 08:11:31 -0700; Thanks, Dave, Bob Nobis - N7RJN n7rjn@nobis.net _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/mailman/listinfo/rfi; /archives//html/RFI/2016-08/msg00141.html (9,716 bytes)
8. Re: [RFI] How very interesting... (score: 1): Author: "Kenneth G. Gordon" <kgordon2006@frontier.com>; Date: Thu, 25 Aug 2016 08:14:45 -0700; Humorous sarcasm. :-) Smile and take it as a compliment. That is what it is. I, for one, very much appreciate your telling us of what you have discovered. I have an SDR here but have not yet put it i; /archives//html/RFI/2016-08/msg00142.html (9,129 bytes)
9. Re: [RFI] How very interesting... (score: 1): Author: "Frank N. Haas KB4T" <utility.rfi.pro@gmail.com>; Date: Thu, 25 Aug 2016 11:18:58 -0400; I have had an SDRPlay for a bit over a year. I use both HDSDR and SDR# software. I wanted to know if an SDR would be a good tool for hunting down arcing interference sources. I was hoping that the sp; /archives//html/RFI/2016-08/msg00143.html (13,259 bytes)
10. Re: [RFI] How very interesting... (score: 1): Author: Larry Benko <xxw0qe@comcast.net>; Date: Thu, 25 Aug 2016 09:29:55 -0600; Probably a little of both Dave. I could tell you how cool it is to drive around watching the spectrum but you wouldn't fully appreciate it until you actually did it. This happens too often in life fo; /archives//html/RFI/2016-08/msg00145.html (12,740 bytes)
11. Re: [RFI] How very interesting... (score: 1): Author: Peter Laws <plaws0@gmail.com>; Date: Thu, 25 Aug 2016 10:35:08 -0500; Never mind that ... is that a CW pileup around 0353 at about 7030? -- Peter Laws | N5UWY | plaws plaws net | Travel by Train! _______________________________________________ RFI mailing list RFI@cont; /archives//html/RFI/2016-08/msg00146.html (8,639 bytes)
12. Re: [RFI] How very interesting... (score: 1): Author: Dave Cole <dave@nk7z.net>; Date: Thu, 25 Aug 2016 08:40:03 -0700; Try upping the averaging on HDSDR. That should help show up long term sources. I turned up the averaging to show long term noise better, and it made a big difference for me, it brought up all those; /archives//html/RFI/2016-08/msg00147.html (11,139 bytes)
13. Re: [RFI] How very interesting... (score: 1): Author: Dave Cole <dave@nk7z.net>; Date: Thu, 25 Aug 2016 08:44:48 -0700; It is, I suspect it is CY9C, listening up... :) -- 73's, and thanks, Dave (NK7Z) For software/hardware reviews see: http://www.nk7z.net _______________________________________________ RFI mailing l; /archives//html/RFI/2016-08/msg00148.html (8,603 bytes)
14. Re: [RFI] How very interesting... (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Thu, 25 Aug 2016 09:43:30 -0700; Several thoughts, Frank. First, and most important, spectrum displays are VERY VERY helpful in tracking noise that has any degree of coherence or is spectrally repetitive. These are characteristics o; /archives//html/RFI/2016-08/msg00149.html (10,108 bytes)
15. Re: [RFI] How very interesting... (score: 1): Author: Tom Thompson <w0ivj@tomthompson.com>; Date: Thu, 25 Aug 2016 12:13:10 -0600; I have used the SDRPlay in the same manner with good success. See https://www.youtube.com/watch?v=HIGMmEgzhv0 I built LC band pass filters for the ham bands. That helps alleviate the overload problem; /archives//html/RFI/2016-08/msg00150.html (13,763 bytes)
16. Re: [RFI] How very interesting... (score: 1): Author: Huff David J <HuffDavidJ@JohnDeere.com>; Date: Thu, 25 Aug 2016 19:05:51 +0000; A couple of points to add: 1. Did you download the SDRuno application? It allows a little more flexibility in changing the parameters of the SDRplay compared to SDR# and HDSDR < http://www.sdrplay.co; /archives//html/RFI/2016-08/msg00151.html (9,840 bytes)
17. Re: [RFI] How very interesting... (score: 1): Author: Dave Cole <dave@nk7z.net>; Date: Thu, 25 Aug 2016 13:05:43 -0700; No, however I will be doing this today, THANKS!!! Just joined that list, thanks a second time sir! That is what I find interesting about the graph I have, seeing this data over time is what is new to; /archives//html/RFI/2016-08/msg00152.html (10,453 bytes)
18. Re: [RFI] How very interesting... (score: 1): Author: "KD7JYK DM09" <kd7jyk@earthlink.net>; Date: Thu, 25 Aug 2016 16:47:45 -0700; to source Most all of the little 315 MHz garbage TX and RX have a SAW (surface acoustic wave) filter on the board. Looks like an old flat metal can transistor. They are a few tens of cents on ebay,; /archives//html/RFI/2016-08/msg00153.html (9,118 bytes)
19. Re: [RFI] How very interesting... (score: 1): Author: "KD7JYK DM09" <kd7jyk@earthlink.net>; Date: Thu, 25 Aug 2016 16:45:58 -0700; Canada has an ISM band around 6.8 or 6.9. Kurt _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/mailman/listinfo/rfi; /archives//html/RFI/2016-08/msg00154.html (8,977 bytes)

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