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#1
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I'm pretty much out of commission tonight. A few days ago I started
getting some really powerful RFI going pretty much all the way from 2500 khz to 12 khz, hitting its peak at around 8 mhz where there's no way you'd hear anything. It's not a problem during the daytime. It starts just as night falls. It's constant, a relentless noise that's somewhere between a roar and crackle...more like a crackle, I'd say. I'm shocked at how strong it is. I walked around a two block perimeter with a small portable to try to isolate it. Haven't isolated it yet, but the noise gets insanely loud about three quarters of a block from my house. Whatever it is, it's in that area. I'm hope the noise is coming from a street light or a powerline, since at least then I'll have someone to complain to. I think the street light is a real possibility, since it starts just as darkness falls. The rest of the time there's no trace of it. Another possibility would be someone's outdoor lighting, but there were no suspcious looking lights at private residences in the area where the noise seemed loudest. Plus, I've never heard RFI this intense originate from any private residence. It has to be heard to be believed. Fortunately I don't hear it on MW, so I can still mess around with the Quantum Loop tonight. Steve |
#2
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![]() Steve wrote: I'm pretty much out of commission tonight. A few days ago I started getting some really powerful RFI going pretty much all the way from 2500 khz to 12 khz, hitting its peak at around 8 mhz where there's no way you'd hear anything. It's not a problem during the daytime. It starts just as night falls. It's constant, a relentless noise that's somewhere between a roar and crackle...more like a crackle, I'd say. I'm shocked at how strong it is. I walked around a two block perimeter with a small portable to try to isolate it. Haven't isolated it yet, but the noise gets insanely loud about three quarters of a block from my house. Whatever it is, it's in that area. I'm hope the noise is coming from a street light or a powerline, since at least then I'll have someone to complain to. I think the street light is a real possibility, since it starts just as darkness falls. The rest of the time there's no trace of it. Another possibility would be someone's outdoor lighting, but there were no suspcious looking lights at private residences in the area where the noise seemed loudest. Plus, I've never heard RFI this intense originate from any private residence. It has to be heard to be believed. Fortunately I don't hear it on MW, so I can still mess around with the Quantum Loop tonight. Steve Check this out. It sucks! http://www.supload.com/sound_confirm...=952137038.wav |
#3
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![]() Steve wrote: Steve wrote: I'm pretty much out of commission tonight. A few days ago I started getting some really powerful RFI going pretty much all the way from 2500 khz to 12 khz, hitting its peak at around 8 mhz where there's no way you'd hear anything. It's not a problem during the daytime. It starts just as night falls. It's constant, a relentless noise that's somewhere between a roar and crackle...more like a crackle, I'd say. I'm shocked at how strong it is. I walked around a two block perimeter with a small portable to try to isolate it. Haven't isolated it yet, but the noise gets insanely loud about three quarters of a block from my house. Whatever it is, it's in that area. I'm hope the noise is coming from a street light or a powerline, since at least then I'll have someone to complain to. I think the street light is a real possibility, since it starts just as darkness falls. The rest of the time there's no trace of it. Another possibility would be someone's outdoor lighting, but there were no suspcious looking lights at private residences in the area where the noise seemed loudest. Plus, I've never heard RFI this intense originate from any private residence. It has to be heard to be believed. Fortunately I don't hear it on MW, so I can still mess around with the Quantum Loop tonight. Steve Check this out. It sucks! http://www.supload.com/sound_confirm...=952137038.wav I've decided I'm going to get one of those Timewave ANC-4 phasing units, and when I get it, I'm going to use my HF-800 active whip as a "noise antenna" along with the Wellbrook as the main antenna. I'll find a nice, noisy spot outside for the H-800 and see what happens. I figure the H-800 will be better at picking up the electrical noise than the Wellbrook, which should facilitate phasing. I hope this will be a long term solution to my noise problems. We'll see what happens. Steve |
#4
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In article .com,
"Steve" wrote: Steve wrote: Steve wrote: I'm pretty much out of commission tonight. A few days ago I started getting some really powerful RFI going pretty much all the way from 2500 khz to 12 khz, hitting its peak at around 8 mhz where there's no way you'd hear anything. It's not a problem during the daytime. It starts just as night falls. It's constant, a relentless noise that's somewhere between a roar and crackle...more like a crackle, I'd say. I'm shocked at how strong it is. I walked around a two block perimeter with a small portable to try to isolate it. Haven't isolated it yet, but the noise gets insanely loud about three quarters of a block from my house. Whatever it is, it's in that area. I'm hope the noise is coming from a street light or a powerline, since at least then I'll have someone to complain to. I think the street light is a real possibility, since it starts just as darkness falls. The rest of the time there's no trace of it. Another possibility would be someone's outdoor lighting, but there were no suspcious looking lights at private residences in the area where the noise seemed loudest. Plus, I've never heard RFI this intense originate from any private residence. It has to be heard to be believed. Fortunately I don't hear it on MW, so I can still mess around with the Quantum Loop tonight. Steve Check this out. It sucks! http://www.supload.com/sound_confirm...=952137038.wav I've decided I'm going to get one of those Timewave ANC-4 phasing units, and when I get it, I'm going to use my HF-800 active whip as a "noise antenna" along with the Wellbrook as the main antenna. I'll find a nice, noisy spot outside for the H-800 and see what happens. I figure the H-800 will be better at picking up the electrical noise than the Wellbrook, which should facilitate phasing. I hope this will be a long term solution to my noise problems. We'll see what happens. Steve Steve - I hope the ANC-4 works for you. I purchased one a few months ago from a guy on rec.readio.swap and it's like magic. Works great in my location with just the built-in whip. My receiver is a JRC NRD-525 and my antenna is an active antenna in the attic. Greg |
#5
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![]() Greg wrote: In article .com, "Steve" wrote: Steve wrote: Steve wrote: I'm pretty much out of commission tonight. A few days ago I started getting some really powerful RFI going pretty much all the way from 2500 khz to 12 khz, hitting its peak at around 8 mhz where there's no way you'd hear anything. It's not a problem during the daytime. It starts just as night falls. It's constant, a relentless noise that's somewhere between a roar and crackle...more like a crackle, I'd say. I'm shocked at how strong it is. I walked around a two block perimeter with a small portable to try to isolate it. Haven't isolated it yet, but the noise gets insanely loud about three quarters of a block from my house. Whatever it is, it's in that area. I'm hope the noise is coming from a street light or a powerline, since at least then I'll have someone to complain to. I think the street light is a real possibility, since it starts just as darkness falls. The rest of the time there's no trace of it. Another possibility would be someone's outdoor lighting, but there were no suspcious looking lights at private residences in the area where the noise seemed loudest. Plus, I've never heard RFI this intense originate from any private residence. It has to be heard to be believed. Fortunately I don't hear it on MW, so I can still mess around with the Quantum Loop tonight. Steve Check this out. It sucks! http://www.supload.com/sound_confirm...=952137038.wav I've decided I'm going to get one of those Timewave ANC-4 phasing units, and when I get it, I'm going to use my HF-800 active whip as a "noise antenna" along with the Wellbrook as the main antenna. I'll find a nice, noisy spot outside for the H-800 and see what happens. I figure the H-800 will be better at picking up the electrical noise than the Wellbrook, which should facilitate phasing. I hope this will be a long term solution to my noise problems. We'll see what happens. Steve Steve - I hope the ANC-4 works for you. I purchased one a few months ago from a guy on rec.readio.swap and it's like magic. Works great in my location with just the built-in whip. My receiver is a JRC NRD-525 and my antenna is an active antenna in the attic. Greg That's encouraging. I'm looking forward to it. Steve |
#6
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![]() Steve wrote: I'm pretty much out of commission tonight. A few days ago I started getting some really powerful RFI going pretty much all the way from 2500 khz to 12 khz, hitting its peak at around 8 mhz where there's no way you'd hear anything. It's not a problem during the daytime. It starts just as night falls. It's constant, a relentless noise that's somewhere between a roar and crackle...more like a crackle, I'd say. I'm shocked at how strong it is. I walked around a two block perimeter with a small portable to try to isolate it. Haven't isolated it yet, but the noise gets insanely loud about three quarters of a block from my house. Whatever it is, it's in that area. I'm hope the noise is coming from a street light or a powerline, since at least then I'll have someone to complain to. I think the street light is a real possibility, since it starts just as darkness falls. The rest of the time there's no trace of it. Another possibility would be someone's outdoor lighting, but there were no suspcious looking lights at private residences in the area where the noise seemed loudest. Plus, I've never heard RFI this intense originate from any private residence. It has to be heard to be believed. Fortunately I don't hear it on MW, so I can still mess around with the Quantum Loop tonight. Steve It's a street light. I found it last night. Took a little portable radio and walked out my front door. I turned the radio on and could hear the horrendous noise. I then attenuated the noise so that it was no longer audible, and started walking in one direction with my radio still turned on. After about fifty feet, I could hear the noise again and had to further attenuate the signal so that it was just below the threshold. After another fifty or so feet, I could hear it again. I knew I was zeroing in. I repeated this process until I was standing in front of a street light that was generating such gargantuan amounts of RFI I could almost hear it with the fillings in my teeth. This thing is a monster. So, this morning I called up the NYC Dept. of Transportation, whose job it is to maintain street lights. I reported the location of this problem, and the person on the phone told me that several people had already called about it. They said they'd get to it as soon as they can...I hope it doesnt' take too long. It actually surprised me that others had reported it, since the noise is all on the shortwave bands and the light itself looks normal. I think the problem is a short circuit underneath the light. That happens a lot. |
#7
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![]() Steve wrote: Steve wrote: I'm pretty much out of commission tonight. A few days ago I started getting some really powerful RFI going pretty much all the way from 2500 khz to 12 khz, hitting its peak at around 8 mhz where there's no way you'd hear anything. It's not a problem during the daytime. It starts just as night falls. It's constant, a relentless noise that's somewhere between a roar and crackle...more like a crackle, I'd say. I'm shocked at how strong it is. I walked around a two block perimeter with a small portable to try to isolate it. Haven't isolated it yet, but the noise gets insanely loud about three quarters of a block from my house. Whatever it is, it's in that area. I'm hope the noise is coming from a street light or a powerline, since at least then I'll have someone to complain to. I think the street light is a real possibility, since it starts just as darkness falls. The rest of the time there's no trace of it. Another possibility would be someone's outdoor lighting, but there were no suspcious looking lights at private residences in the area where the noise seemed loudest. Plus, I've never heard RFI this intense originate from any private residence. It has to be heard to be believed. Fortunately I don't hear it on MW, so I can still mess around with the Quantum Loop tonight. Steve It's a street light. I found it last night. Took a little portable radio and walked out my front door. I turned the radio on and could hear the horrendous noise. I then attenuated the noise so that it was no longer audible, and started walking in one direction with my radio still turned on. After about fifty feet, I could hear the noise again and had to further attenuate the signal so that it was just below the threshold. After another fifty or so feet, I could hear it again. I knew I was zeroing in. I repeated this process until I was standing in front of a street light that was generating such gargantuan amounts of RFI I could almost hear it with the fillings in my teeth. This thing is a monster. So, this morning I called up the NYC Dept. of Transportation, whose job it is to maintain street lights. I reported the location of this problem, and the person on the phone told me that several people had already called about it. They said they'd get to it as soon as they can...I hope it doesnt' take too long. It actually surprised me that others had reported it, since the noise is all on the shortwave bands and the light itself looks normal. I think the problem is a short circuit underneath the light. That happens a lot. Sometimes they have bad starters. Most of the time around here the problem is bad lightning arrestors, but every now and then a light goes bad. dxAce Michigan USA |
#8
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In article om,
"Steve" wrote: Steve wrote: I'm pretty much out of commission tonight. A few days ago I started getting some really powerful RFI going pretty much all the way from 2500 khz to 12 khz, hitting its peak at around 8 mhz where there's no way you'd hear anything. It's not a problem during the daytime. It starts just as night falls. It's constant, a relentless noise that's somewhere between a roar and crackle...more like a crackle, I'd say. I'm shocked at how strong it is. I walked around a two block perimeter with a small portable to try to isolate it. Haven't isolated it yet, but the noise gets insanely loud about three quarters of a block from my house. Whatever it is, it's in that area. I'm hope the noise is coming from a street light or a powerline, since at least then I'll have someone to complain to. I think the street light is a real possibility, since it starts just as darkness falls. The rest of the time there's no trace of it. Another possibility would be someone's outdoor lighting, but there were no suspcious looking lights at private residences in the area where the noise seemed loudest. Plus, I've never heard RFI this intense originate from any private residence. It has to be heard to be believed. Fortunately I don't hear it on MW, so I can still mess around with the Quantum Loop tonight. Steve It's a street light. I found it last night. Took a little portable radio and walked out my front door. I turned the radio on and could hear the horrendous noise. I then attenuated the noise so that it was no longer audible, and started walking in one direction with my radio still turned on. After about fifty feet, I could hear the noise again and had to further attenuate the signal so that it was just below the threshold. After another fifty or so feet, I could hear it again. I knew I was zeroing in. I repeated this process until I was standing in front of a street light that was generating such gargantuan amounts of RFI I could almost hear it with the fillings in my teeth. This thing is a monster. So, this morning I called up the NYC Dept. of Transportation, whose job it is to maintain street lights. I reported the location of this problem, and the person on the phone told me that several people had already called about it. They said they'd get to it as soon as they can...I hope it doesnt' take too long. It actually surprised me that others had reported it, since the noise is all on the shortwave bands and the light itself looks normal. I think the problem is a short circuit underneath the light. That happens a lot. Look for a tag on the pole that specifically identifies it. I report street light problems to SCE that way. -- Telamon Ventura, California |
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