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References: [ +from:david@winarsky.com: 19 ]

Total 19 documents matching your query.

1. Re: [RFI] PLN case SOLVED (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Sun, 17 Jan 2016 17:04:44 -0800; Hi Chris, Congrats on the fix. I'm currently battling something similar at my QTH. I'm curious as to how far away it was and how close you had to be before you could pick it up on your 440 beam? I've; /archives//html/RFI/2016-01/msg00010.html (10,153 bytes)
2. [RFI] Help with tracking power line noise (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Sun, 21 Feb 2016 13:41:08 -0800; Hi everyone, Im a long time lurker first time poster. Ive been having serious noise issues at my location and have been on a quest to track them down. The noises are broadband buzzing which are loude; /archives//html/RFI/2016-02/msg00115.html (7,704 bytes)
3. Re: [RFI] Help with tracking power line noise (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Sun, 21 Feb 2016 16:27:05 -0800; Thanks, what has me puzzled is I have S7 noise on 10 meters and with the loop antenna, I believe I have it tracked to a utility drop for a house 2 doors down; however I don't pick anything up on 2 me; /archives//html/RFI/2016-02/msg00117.html (10,735 bytes)
4. Re: [RFI] Help with tracking power line noise (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Sun, 21 Feb 2016 17:32:16 -0800; Thanks Jim, that is very helpful. I've tracked down a few arcing poles in the past and because this one is extremely broadband (no humps or areas of intensity) and sounds like power line noise (loud; /archives//html/RFI/2016-02/msg00121.html (11,257 bytes)
5. Re: [RFI] House Ground (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Wed, 16 Mar 2016 10:19:18 -0700; I have a Macbook Pro sitting next to my Elecraft K3. I have a USB cable going from the Macbook to the KAT500 tuner and found that I was getting RFI from the cable at various points on 20m. I stuck 3; /archives//html/RFI/2016-03/msg00057.html (12,472 bytes)
6. [RFI] Powerline noise humps? (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Tue, 10 May 2016 21:19:58 -0700; I wrote a couple of months ago for looking assistance in tracking down a noise source, and with the help of the list I located 6 (!) different noisy power lines within a 2 block radius of my house. I; /archives//html/RFI/2016-05/msg00049.html (8,370 bytes)
7. Re: [RFI] Powerline noise humps? (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Wed, 11 May 2016 13:42:06 -0700; Thanks to everyone who responded (on and off list). As always, incredible knowledge and experience here. Its very helpful to know powerline noise doesnt normally represent itself with these types of; /archives//html/RFI/2016-05/msg00056.html (10,131 bytes)
8. [RFI] Ensuring an RFI free air conditioner install (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Wed, 30 Sep 2020 12:59:42 -0700; Ive had enough of the global warming induced heat waves in Northern California and am finally being forced to install air conditioning in my home. Im well aware that there is an RFI risk when install; /archives//html/RFI/2020-09/msg00208.html (7,851 bytes)
9. Re: [RFI] Ensuring an RFI free air conditioner install (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Thu, 01 Oct 2020 11:48:32 -0700; Thanks John, that is very helpful regarding the air handler and ECM motor. I am planning on doing my RFI survey before and after and will keep the group here updated on that. Im also skeptical that I; /archives//html/RFI/2020-10/msg00005.html (11,274 bytes)
10. Re: [RFI] Ensuring an RFI free air conditioner install (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Wed, 7 Oct 2020 12:46:29 -0700; My contractor reached out to Trane to ask about the RFI mitigation (in case I do have an issue after install) and apparently Trane told him they are not under any FCC regulation or RFI obligation. Is; /archives//html/RFI/2020-10/msg00042.html (12,506 bytes)
11. Re: [RFI] Ensuring an RFI free air conditioner install (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Wed, 07 Oct 2020 15:35:47 -0700; Thanks Jim. My first post stated: And: None of the contractors I spoken with (and Ive spoken with 5), will agree to language that they are responsible to work with the manufacturer to resolve the RFI; /archives//html/RFI/2020-10/msg00045.html (9,747 bytes)
12. [RFI] Mini-Split for new ham shack (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Mon, 08 Mar 2021 09:54:00 -0800; Hi folks, Im in the final stages of building my new ham shack at a remote / tower location and need to decide on the heating and air conditioning. Its a 10x12 shack with ~12 feet high ceilings, so it; /archives//html/RFI/2021-03/msg00000.html (6,868 bytes)
13. Re: [RFI] Mini-Split for new ham shack (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Mon, 08 Mar 2021 17:20:33 -0800; Thanks Don, yes Im trying to find one that doesnt involve this inverter technology, but it seems all of these mini-splits have moved to this variable speed type design. If anyone knows or has a sugg; /archives//html/RFI/2021-03/msg00006.html (10,095 bytes)
14. Re: [RFI] Mini-Split for new ham shack (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Mon, 8 Mar 2021 20:26:36 -0800; Thanks everyone for the replies. Im always amazed at how helpful the community is. It looks like all hope is not lost as some havent had issues with these models! I still havent found a fixed speed v; /archives//html/RFI/2021-03/msg00011.html (10,925 bytes)
15. Re: [RFI] QRM from recessed lighting (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Wed, 17 Nov 2021 13:39:05 -0800; Unfortunately I installed Amico wafer LED's in my ham shack after testing the lights individually (hooked up to power and with an AM radio) and although they didnt show any elevation in noise during; /archives//html/RFI/2021-11/msg00037.html (10,668 bytes)
16. Re: [RFI] LED recessed lighting (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Sat, 18 Jun 2022 16:04:30 -0700; I tried Amico and it gives me bad RFI on 40m. Im also looking for advice on what to switch to. Someone on the list recommended Lithonia not too long ago and Ive been planning to try a few of those be; /archives//html/RFI/2022-06/msg00028.html (7,740 bytes)
17. Re: [RFI] LED recessed lighting (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Tue, 21 Jun 2022 06:50:19 -0700; Thanks Eddie. Thats disappointing. I dont have the space behind the ceiling for a regular can light, which is why the wafer LEDs are ideal. Im hoping I can find one that relatively RFI quiet. 73, Dav; /archives//html/RFI/2022-06/msg00035.html (9,111 bytes)
18. Re: [RFI] LED recessed lighting (score: 1): Author: David W <david@winarsky.com>; Date: Fri, 29 Jul 2022 14:31:51 -0700; Hi folks, looping back to my situation where I had installed Amico LED Wafer lights in my shed that were generating 6 db of noise to my antenna. Based on Scotts suggestion I installed Corm 20VK6 line; /archives//html/RFI/2022-07/msg00079.html (9,589 bytes)
19. Re: [RFI] LED Canless fixtures (score: 1): Author: David Winarsky <david@winarsky.com>; Date: Sun, 12 Feb 2023 16:58:56 -0800; I tested 5 or 6 brands (every one I could get my hands on) and even the quietest according to my tests raised my noise level by 1 db. I ended up putting Corcom 20VK6 line filters on each circuit as c; /archives//html/RFI/2023-02/msg00060.html (11,087 bytes)

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