Search String: Display: Description: Sort:

Results:

References: [ +from:QRV@kd4e.com: 267 ]

Total 267 documents matching your query.

141. Re: [RFI] Zapped (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Tue, 24 Feb 2015 10:12:39 -0500
I'm guessing it's the power supply rather than the klystron as the powers-that-be are pretty strict about leakage from the cooking chamber. There are cheap ($8.99) testers out there to measure that;
/archives//html/RFI/2015-02/msg00082.html (9,645 bytes)

142. Re: [RFI] Zapped (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Tue, 24 Feb 2015 20:16:13 -0500
I remembered that I had a tiny handheld counter & ran that around our microwave as it heated a cup of water. It picked up a very weak signal at about 1.2gHz within 18" or so & that's it. A far more s
/archives//html/RFI/2015-02/msg00086.html (9,465 bytes)

143. Re: [RFI] Invisible Dog Fence (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Sat, 21 Mar 2015 12:23:35 -0400
Mike, It depends on the model and the quality of the installation. You might offer to supplement his cost a little (for one that you know is properly designed) and assist with installation (to assure
/archives//html/RFI/2015-03/msg00023.html (8,967 bytes)

144. [RFI] Anyone ID the cause of this rain-initiated RFI? (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Thu, 02 Apr 2015 16:47:37 -0400
It's been generally RFI-quiet here ... Just got 0.16" of sudden downpour a little earlier and came inside. Turned on the rig and from 550kHz - 14+mHz I heard this in AM mode: http://kd4e.com/kd4e-aud
/archives//html/RFI/2015-04/msg00000.html (6,823 bytes)

145. Re: [RFI] Anyone ID the cause of this rain-initiated RFI? (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Thu, 02 Apr 2015 18:24:19 -0400
Got tied up with pounding some fence posts after the rain stopped - then some family stuff - a bit of a breeze and no more rain, so all quiet now. Next time I'll chase it right away. Thanks - David -
/archives//html/RFI/2015-04/msg00002.html (9,087 bytes)

146. Re: [RFI] LED lighting (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Mon, 27 Jul 2015 11:19:05 -0400
Does the ARRL perform aging-simulation tests? Many of us have experienced heat-fatigue and/or vibration fatigue failures in poorly-soldered connections - especially since the era/error of lead-free s
/archives//html/RFI/2015-07/msg00065.html (9,392 bytes)

147. Re: [RFI] LED lighting (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Mon, 27 Jul 2015 11:45:25 -0400
OK, I didn't know if there was a simple & cheap way to run a stress test. I once communicated with a Ham years ago who's company moto was "You make it. we break it" - their business was stress testin
/archives//html/RFI/2015-07/msg00068.html (8,682 bytes)

148. Re: [RFI] LED lighting (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Mon, 27 Jul 2015 13:06:00 -0400
David, What about VHF, UHF, SHF? No potential for weak signal GPS or WiFi interference? David -- *David* KD4E ARES-EC Bulloch County, Nevils, Georgia USA Safe & Secure Search Engine: duckduckgo.com A
/archives//html/RFI/2015-07/msg00079.html (9,816 bytes)

149. Re: [RFI] ARRL Board of Directors resolution related to FCC enforcement of radio-interference issues (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Fri, 31 Jul 2015 17:29:54 -0400
Until the FCC's leadership and mission are clarified; do they serve partisan values, private for-profit interests, or are they truly public servants who enforce the law equally & are vastly more tran
/archives//html/RFI/2015-07/msg00156.html (11,472 bytes)

150. Re: [RFI] [Bulk] Re: Electric Fence pulsing (will get worse soon !) (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Fri, 31 Jul 2015 17:34:26 -0400
The folks at the power cooperative here have been very helpful but generally lacked knowledge - though someone in the past had acquired a specialized device - the battery was dead and also unobtanium
/archives//html/RFI/2015-07/msg00157.html (11,075 bytes)

151. Re: [RFI] ARRL Board of Directors resolution related to FCC enforcement of radio-interference issues (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Sat, 01 Aug 2015 09:49:27 -0400
You missed the qualifier: IF they first remove the partisan politics and crony capitalist bias & function as proper servants of the people - then talk about money - otherwise it's like feeding wild b
/archives//html/RFI/2015-08/msg00014.html (9,190 bytes)

152. Re: [RFI] ARRL Board of Directors resolution related to FCC enforcement of radio-interference issues (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Sat, 01 Aug 2015 11:21:46 -0400
I'm not saying we should not expect government agencies to do the jobs we pay them to do - but where there's a history of wrong priorities (and sometimes worse) the wrong answer is more funding. We t
/archives//html/RFI/2015-08/msg00016.html (10,665 bytes)

153. Re: [RFI] ARRL Board of Directors resolution related to FCC enforcement of radio-interference issues (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Sat, 01 Aug 2015 15:11:28 -0400
Read again, carefully this time, there was not a word of partisanship - in fact, what I wrote was about the removal of partisanship. We must not increase funding to, and have confidence in, any agenc
/archives//html/RFI/2015-08/msg00018.html (9,725 bytes)

154. Re: [RFI] ARRL Board of Directors resolution related to FCC enforcement of radio-interference issues (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Tue, 04 Aug 2015 22:04:04 -0400
I respectfully request that you follow the money to understand why this group has access to the FCC. It's mostly partisan but not entirely. Contact your Congressmen - House & Senate, and let them kno
/archives//html/RFI/2015-08/msg00030.html (14,235 bytes)

155. Re: [RFI] Smoke Detectors (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Tue, 18 Aug 2015 23:35:15 -0400
I'm guessing that they intend battery backup to be OK but not battery-only. -- *David* KD4E ARES-EC Bulloch County, Nevils, Georgia USA Safe & Secure Search Engine: duckduckgo.com Android for Hams: g
/archives//html/RFI/2015-08/msg00065.html (7,848 bytes)

156. Re: [RFI] Cognitive Networked RF (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Sat, 05 Sep 2015 17:19:33 -0400
Is this partially what ALE attempts? David KD4E -- *David* KD4E ARES-EC Bulloch County, Nevils, Georgia USA Safe & Secure Search Engine: duckduckgo.com Android for Hams: groups.yahoo.com/group/hamdro
/archives//html/RFI/2015-09/msg00010.html (10,306 bytes)

157. Re: [RFI] Chasing RFI (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Sun, 18 Oct 2015 12:15:48 -0400
Charlie, It's not always visible but failed lightning arrestors are a frequent source of trouble. Have you tried looking at the pole using a telescopic camera lens? If you can spot a deteriorating ar
/archives//html/RFI/2015-10/msg00036.html (8,753 bytes)

158. Re: [RFI] RF into home alarm system (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Sun, 18 Oct 2015 21:56:48 -0400
Tim, Can't he break-up the wires using various techniques? Or add some filters. Or both? I don't like wireless for indoor cameras, for obvious reasons, but otherwise it sure is easier to install wire
/archives//html/RFI/2015-10/msg00046.html (8,474 bytes)

159. [RFI] Has anyone tested these LED floods for RFI? (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Thu, 18 Feb 2016 20:30:24 -0500
http://www.conservationmart.com/p-3776-tcp-led17p38v27kfl-17w-smooth-40deg-par38-led-2700k.aspx -- *David* KD4E ARES-EC Bulloch County, Nevils, Georgia USA Safe & Secure Search Engine: duckduckgo.com
/archives//html/RFI/2016-02/msg00104.html (7,007 bytes)

160. [RFI] Anyone used a "Genius" Charger Around Radios? (score: 1)
Author: "qrv@kd4e.com" <qrv@kd4e.com>
Date: Thu, 31 Mar 2016 22:56:42 -0400
These appear to have been around for several years. Anyone tested them for RFI? http://www.amazon.com/NOCO-G7200-UltraSafe-Battery-Charger/dp/B004LWTHP2? -- *David* KD4E ARES-EC Bulloch County, Nevil
/archives//html/RFI/2016-03/msg00073.html (7,099 bytes)


This search system is powered by Namazu