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Total 52 documents matching your query.

21. [RFI] Noise receiver (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Tue, 10 Nov 2009 17:47:47 -0800 (PST)
I found a LOT of 3 (2 pocket AM Radios and a portable AM Aircraft Band Radio) on eBay a few years ago and won the bidding for less than $5.00. I made a 4 element beam for 130 mHz and a 4 step attenua
/archives//html/RFI/2009-11/msg00023.html (6,568 bytes)

22. [RFI] No noise in house (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Wed, 11 Nov 2009 17:41:11 -0800 (PST)
Yesterday I did something I have been wanting to do for a long time. I shutoff all the house breakers and unplugged the computer UPS. They I hooked up the PRO III to a 12 volt car battery. Sad to say
/archives//html/RFI/2009-11/msg00026.html (6,444 bytes)

23. [RFI] LF noise (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Sat, 19 Dec 2009 19:26:00 -0800 (PST)
Hi all, With high local line noise, is a TUNED LOOP or non-resonant receiving loop antenna a better option? I've seen blogs that shielding a loop really doesn't do much. Comments? Rick, N6PE == Remem
/archives//html/RFI/2009-12/msg00031.html (6,609 bytes)

24. [RFI] Modem Hash (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Sun, 3 Oct 2010 13:38:32 -0700 (PDT)
With the start of the 160 season I was working on my RX antenna. Could not null a hash that turns out to be coming from my DSL modem. D-Link 2320 with a lot of ferrite and a lot of turns on both the
/archives//html/RFI/2010-10/msg00000.html (6,447 bytes)

25. [RFI] U-verse (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Sun, 24 Oct 2010 15:28:12 -0700 (PDT)
I had it here for a few weeks and had to go back to DSl. They worked all their tricks and I hung tons of donuts and we couldn't get 160 and 500 watts to play. Problem is losing the modem you not only
/archives//html/RFI/2010-10/msg00081.html (8,512 bytes)

26. [RFI] Cordless Phone (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Mon, 6 Dec 2010 17:01:43 -0800 (PST)
ATT 900 mHz HS8271 cordless phone. 2" donut unknown material with 20 turns on power cord, large F snap on 35 turn on phone line. 10 meters get in pretty good 15 meters slight trace 20 meters clean 40
/archives//html/RFI/2010-12/msg00052.html (6,651 bytes)

27. [RFI] Phone (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Wed, 15 Dec 2010 08:23:09 -0800 (PST)
I have large multiturn LF and HF material chokes on my old portable phone line, right at the phone. If I have the phone in one hand up to my ear and transmit on 10 Meters, I can hear CW in the phone.
/archives//html/RFI/2010-12/msg00113.html (6,999 bytes)

28. [RFI] Phone update (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Wed, 15 Dec 2010 18:51:46 -0800 (PST)
This is about a 900mhz type phone/answering machine, so old I can't put on speaker to see if I'm the antenna. Today I got my wife a new "rig" with a base and two other phone. Hope that puts an end to
/archives//html/RFI/2010-12/msg00119.html (27,001 bytes)

29. [RFI] Guy next door (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Thu, 6 Jan 2011 09:18:20 -0800 (PST)
Try living next door to an electronics engineer that designed ship antennas for the Navy and who insisted for over 30 years my various radios were putting out spurs from AM to UHF. He would not let m
/archives//html/RFI/2011-01/msg00069.html (7,253 bytes)

30. [RFI] CFLs (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Wed, 9 Mar 2011 16:23:04 -0800 (PST)
Lighting in a typical house is pretty low load. Replacing an old frig, pool pump or TV will probably save more than all the CFLs.   However, in my home office with four 75 watt incads in a ceiling fa
/archives//html/RFI/2011-03/msg00024.html (6,930 bytes)

31. [RFI] New TV RFI (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Fri, 18 Mar 2011 15:44:33 -0700 (PDT)
Just finished installing a Sharp Aquos LC-52LE920UN TV and DirecTV HD DVR. Disconnected the old box and Sony 32". The Sony took tons of ferrite on all the AV cables, power cords etc to get rid of my
/archives//html/RFI/2011-03/msg00071.html (6,838 bytes)

32. [RFI] BCB interference on 160 (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Tue, 13 Sep 2011 19:42:20 -0700 (PDT)
Hi all,   I recently built a sheilded RX loop for 160 per N6RKs Contest Jouranal artical. It is diode tuned and covers about 1.5-4 mhz. I am hearing two AM radio stations on 1830 khz. They are 640 an
/archives//html/RFI/2011-09/msg00034.html (7,509 bytes)

33. [RFI] Loop problem - Solved, well maybe (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Wed, 14 Sep 2011 14:03:15 -0700 (PDT)
Thanks to all that replied.   I put on the thinking cap and connected the loop directly to the RX antenna and the intermod is still there.   Getting out the ladder and changing the tuning diodes to t
/archives//html/RFI/2011-09/msg00037.html (6,742 bytes)

34. [RFI] Fisher Price Baby Monitor (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Thu, 29 Sep 2011 17:04:57 -0700 (PDT)
Hi all,   49 mhz AC plug in main unit, battery remote.... 14-28 blows it away. I haven't tried to determine if RF is getting in the base (most likely) or remote.   Thought I'd ask if anyone has had a
/archives//html/RFI/2011-09/msg00038.html (6,676 bytes)

35. Re: [RFI] (no subject) (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Wed, 26 Oct 2011 07:07:29 -0700 (PDT)
..I dont want you to have problems with your sexuality. http://www.mfi.es/html/friends.page.php?abtopic=77u8 _______________________________________________ RFI mailing list RFI@contesting.com http:/
/archives//html/RFI/2011-10/msg00037.html (6,810 bytes)

36. [RFI] Edison (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Mon, 16 Jan 2012 16:54:28 -0800 (PST)
Back in the 80s we designed a lot of ice bank and chilled water storage systems to make cold water in off peak hours. A lot of the systems used more total KW, I.E. Arab Oil, coal etc and created more
/archives//html/RFI/2012-01/msg00043.html (7,177 bytes)

37. [RFI] Power (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Tue, 17 Jan 2012 10:35:02 -0800 (PST)
I downloaded my usage from 2007 to 2012 and looked at when I got a new "energy star" frig, dishwasher, microwave etc. No noticable differences. Daily per month/year average was up and down, same in 2
/archives//html/RFI/2012-01/msg00058.html (7,056 bytes)

38. [RFI] Power (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Tue, 28 Feb 2012 08:30:36 -0800 (PST)
Back in the 80s Edison in California spent a lot of time pushing us to design chilled water storage and off peak use high rise buildings to avoid having to build new power plants. A lot of these syst
/archives//html/RFI/2012-02/msg00030.html (6,705 bytes)

39. [RFI] 6 meter birdies in DM13cv (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Tue, 19 Jun 2012 13:03:52 -0700 (PDT)
Hearing strange tone with peak about 50.457 mhz and birdies every 30.5 khz +/-. Weak carrier with stronger carrier at random pattern. Almost sounds like a loose connection on an antenna. Any idea wha
/archives//html/RFI/2012-06/msg00028.html (6,568 bytes)

40. [RFI] Telephones and DSL (score: 1)
Author: rick darwicki <n6pe@yahoo.com>
Date: Sun, 9 Dec 2012 16:06:03 -0800 (PST)
During the 160 contest is I didn't retune the inverted L at the high end and my SWR went up to about 2.5/1, keying the TX made my 1.9 GHz wireless phone ringers go off. Unplugging the main phone line
/archives//html/RFI/2012-12/msg00024.html (7,604 bytes)

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