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1. [RFI] Quiet monitor, cheap (score: 1): Author: K6LL@adelphia.net (Dave Hachadorian); Date: Mon, 3 Jun 2002 11:41:49 -0000; Staples has the Envision Model EN-710e 17" Monitor on sale, through June 15, for $149.98, less a $70 mail-in rebate, for a final price of $79.98 plus tax. You can get it at your local Staples store,; /archives//html/RFI/2002-06/msg00008.html (6,675 bytes)
2. [RFI] M&S Systems intercom RFI where to start (score: 1): Author: K6LL@adelphia.net (Dave Hachadorian); Date: Fri, 31 May 2002 20:20:36 -0000; Let me quote from FCC Bulletin CIB-2, dated May 1995, page 14: "I. INTERFERENCE TO OTHER EQUIPMENT Stereos, electronic organs, and intercom devices, among others, can react to nearby radio transmitte; /archives//html/RFI/2002-05/msg00016.html (9,980 bytes)
3. Re: [RFI] help IDing HF noise/interference type (score: 1): Author: "David Hachadorian" <K6LL@adelphia.net>; Date: Thu, 18 Mar 2004 10:43:43 -0700; The noise has the characteristic AC hum when an AM demodulator is used, and the motor boat sound when an SSB dem is used. It clearly shows up as harmonic carriers. The carriers appear to be about 10k; /archives//html/RFI/2004-03/msg00073.html (8,791 bytes)
4. Re: [RFI] Quiet Shack PC Systems? (score: 1): Author: "David Hachadorian" <K6LL@adelphia.net>; Date: Thu, 18 Mar 2004 10:55:37 -0700; locations I have never been Noise rejection on balanced line feeders is nowhere near the level achievable with coaxial cable. My first recommendation would be to switch all antennas to coax, and keep; /archives//html/RFI/2004-03/msg00074.html (8,264 bytes)
5. Re: [RFI] CAT 3 Cable? (score: 1): Author: "David Hachadorian" <K6LL@adelphia.net>; Date: Thu, 17 Jun 2004 19:17:36 -0700; force new filter the ran line I tried that once with an 8 amp Corcom line filter, and it noticeably attenuated the high frequencies on the phone circuit. The modem wasn't happy with it either. So, yo; /archives//html/RFI/2004-06/msg00055.html (8,365 bytes)
6. Re: [RFI] RFI Detector? (score: 1): Author: "David Hachadorian" <k6ll@adelphia.net>; Date: Mon, 3 Oct 2005 00:16:44 -0000; -- A 2 meter or 70 cm. rig that can be switched into AM mode, with a dipole antenna to find the null off the ends is good. The higher you go in freq, the closer you have to be to the source to hear t; /archives//html/RFI/2005-10/msg00004.html (7,071 bytes)
7. [RFI] RFI resistant telephones (score: 1): Author: "David Hachadorian" <k6ll@adelphia.net>; Date: Sat, 11 Nov 2006 20:22:03 -0000; I just posted this on cq-contest. Try the $15 Radioshack Model ET-296 series, catalog # 43-874 (white). It comes in several colors with slightly different catalog numbers. I haven't tried it personal; /archives//html/RFI/2006-11/msg00027.html (8,407 bytes)
8. Re: [RFI] Identification help (score: 1): Author: "Dave Hachadorian" <K6LL@adelphia.net>; Date: Thu, 30 Nov 2006 02:59:51 -0000; It sounds to me like a defective mercury vapor streetlight (those purplish-colored ones) trying to ignite. Look around and see if there is one in the neighborhood that is not lit at night, and see if; /archives//html/RFI/2006-11/msg00081.html (8,482 bytes)
9. Re: [RFI] Cordless 5.8ghz phones (score: 1): Author: "Dave Hachadorian" <K6LL@adelphia.net>; Date: Wed, 14 Mar 2007 18:34:35 -0000; While we're on the subject of RFI and cordless phones, let me put in a plug for the Uniden EXP970 900 MHz cordless phone. It has been bulletproof here in the presence of 1500 watts on all HF bands. I; /archives//html/RFI/2007-03/msg00009.html (8,327 bytes)
10. Re: [RFI] RFI to wireless dog fence?? (score: 1): Author: "Dave Hachadorian" <K6LL@adelphia.net>; Date: Fri, 20 Apr 2007 17:17:43 -0000; That reminds me of my neighbor's attempt to put an anti-barking device on her dog. She also had a parrot in a cage on the patio. The parrot would squawk, and the dog would get shocked! This went on; /archives//html/RFI/2007-04/msg00020.html (7,316 bytes)
11. Re: [RFI] RFI from Astron power supply (score: 1): Author: "Dave Hachadorian" <K6LL@adelphia.net>; Date: Sat, 26 May 2007 04:24:08 -0000; The Astron RS-35M is a very reliable analog power supply. I'v been using one for years with no problems. This supply won't generate noise unless something is radically wrong. I'm trying to understand; /archives//html/RFI/2007-05/msg00050.html (8,808 bytes)

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