- 1. [RFI] Interesting Case of Interference (score: 1)
- Author: k8ana at insight.rr.com (Tom Crothers)
- Date: Tue Jan 21 21:31:49 2003
- Hello All, I live in suburban Columbus, OH and have been living with (what I thought up until yesterday) was power line noise on 20 Meters. Yesterday, it was very loud so I started listening to it in
- /archives//html/RFI/2003-01/msg00046.html (9,416 bytes)
- 2. [RFI] Interesting Case of Interference (score: 1)
- Author: ka5s at earthlink.net (Cortland Richmond)
- Date: Tue Jan 21 21:50:24 2003
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- /archives//html/RFI/2003-01/msg00047.html (7,606 bytes)
- 3. [RFI] Interesting Case of Interference (score: 1)
- Author: ka5s at earthlink.net (Cortland Richmond)
- Date: Wed Jan 22 01:39:00 2003
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- /archives//html/RFI/2003-01/msg00048.html (7,601 bytes)
- 4. [RFI] Interesting Case of Interference (score: 1)
- Author: na9d-2 at speakeasy.net (Jon Ogden)
- Date: Wed Jan 22 07:25:00 2003
- There's a couple of questions about the CATV theory: 1.) You mentioned that you heard voices like a DJ. I've had digital cable and on the music channels they carry, there are no voices or commercials
- /archives//html/RFI/2003-01/msg00049.html (10,413 bytes)
- 5. [RFI] Interesting Case of Interference (score: 1)
- Author: af4mp at mindspring.com (Zyg Skrobanski)
- Date: Wed Jan 22 08:03:05 2003
- That might be an nth harmonic of an AM broadcast station. Dividing 14.023 MHz by 2 several times, gives 876.4 KHz. Looking up the FCC data for Columbus OH shows WRFD at 880 KHz. It could be the 4th h
- /archives//html/RFI/2003-01/msg00050.html (8,466 bytes)
- 6. [RFI] Interesting Case of Interference (score: 1)
- Author: wsanders at wsanders.net (Wiley Sanders)
- Date: Wed Jan 22 12:25:21 2003
- This is slightly off topic but last night on PBS there was a show called "Rough Science" that showed a bunch of attractive young scientists "stranded" on an island off Grenada, "Survivor"-style, and
- /archives//html/RFI/2003-01/msg00051.html (8,613 bytes)
- 7. [RFI] Interesting Case of Interference (score: 1)
- Author: w7ti at dslextreme.com (Bill Turner)
- Date: Wed Jan 22 13:40:33 2003
- _________________________________________________________ Something I've always wondered about regarding harmonics: If a harmonic was generated locally by rectification, wouldn't the sidebands be har
- /archives//html/RFI/2003-01/msg00053.html (8,255 bytes)
- 8. [RFI] Interesting Case of Interference (score: 1)
- Author: af4mp at mindspring.com (Zyg Skrobanski)
- Date: Wed Jan 22 15:32:32 2003
- Let's assume that the station at 880 is only transmitting a single 1 KHz tone. The transmitted AM signal would consist of the carrier at 880 KHz and two sidebands one at 879 KHz and the other at 881
- /archives//html/RFI/2003-01/msg00054.html (8,939 bytes)
- 9. [RFI] Interesting Case of Interference (score: 1)
- Author: Chad.Kurszewski at motorola.com (Kurszewski Chad-WCK005)
- Date: Wed Jan 22 17:02:12 2003
- The 4th harmonic of 880 is not 14080. 4 times 880 = 3520 The 16th harmonic of 880kHz is 14.080 MHz. The 9th harmonic of 1560kHz is 14.040 Mhz The 10th harmonic of 1400kHz is 14.000 Mhz The 11th harm
- /archives//html/RFI/2003-01/msg00055.html (8,981 bytes)
- 10. [RFI] Interesting Case of Interference (score: 1)
- Author: af4mp at mindspring.com (Zyg Skrobanski)
- Date: Wed Jan 22 17:43:53 2003
- You are, of course, absolutely correct! I have no idea why I was saying that it was the 4th, I'll take my foot out of my mouth now! -ZygAF4MP
- /archives//html/RFI/2003-01/msg00056.html (7,856 bytes)
- 11. [RFI] Interesting Case of Interference (score: 1)
- Author: danki6x at earthlink.net (Dan Violette)
- Date: Fri Jan 24 00:53:34 2003
- Additional food for thought: Had problems with 160m antenna causing AM stations being rectified in the radio. Can try a different antenna or radio too. Took a BC filter to resolve. Good luck, 73, Dan
- /archives//html/RFI/2003-01/msg00057.html (7,578 bytes)
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